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A2 noun 8 min de lecture

Rost

Entraîne-toi Exemples Notes et astuces Rost en 30 secondes

Explication Rost in your Level:

At the A1 level, you only need to know 'Rost' in the context of a 'Grillrost' (the grill rack) for a BBQ. You might hear someone say 'Der Rost ist heiß' (The grill is hot). It's a simple noun. You don't need to worry about the chemical process yet. Just remember it is 'der Rost'. A1 learners might also encounter it in the word 'Rostbratwurst', a very famous German sausage. Here, 'Rost' refers to the fact that the sausage is grilled on a grate. It is one of the most common words you will see on a German menu at a Christmas market or a local festival.

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At A2, you start learning about descriptions. You might describe an old bicycle as 'rostig' (rusty). You should know that 'Rost' is the brown stuff on old metal. You might learn the phrase 'Wer rastet, der rostet' as a simple proverb. You should also be able to identify the 'Lattenrost' when talking about furniture in your bedroom. Understanding that 'Rost' can be both a substance and an object (like a grate) is the key goal at this level. You can use it to explain why something is broken or old: 'Das Fahrrad hat viel Rost.'

At B1, you use 'Rost' in more practical, everyday situations. You might talk about car maintenance and 'Rostschutz' (rust protection). You should be able to explain the process simply: 'Wenn Eisen nass wird, entsteht Rost.' You also encounter more compound words like 'Rostfleck' (rust stain) on clothes. You should feel comfortable using the word metaphorically, such as saying your language skills are 'eingerostet' because you haven't practiced. This shows a deeper cultural understanding of how Germans view inactivity and decay.

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At B2, you should understand the technical difference between 'Rost' and 'Korrosion'. You might read articles about environmental damage or engineering where 'Rost' is discussed as a significant economic factor. You will encounter the term 'rostfrei' (stainless/rust-free), which is crucial when buying kitchen equipment or tools. You should be able to participate in a discussion about whether 'Edelrost' (decorative rust) is beautiful or just messy. Your vocabulary should include verbs like 'zerfressen' (to eat away) in relation to rust: 'Der Rost hat das Blech zerfressen.'

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At C1, you explore the nuances of 'Rost' in literature and high-level journalism. You might analyze how 'Rost' is used as a symbol for the decline of industrial regions like the Ruhrgebiet. You understand complex idiomatic expressions and can use 'Rost' in varied registers. You might discuss the chemical properties of 'Oxidation' and 'Reduktion' in a professional context. You can also distinguish between different types of 'Roste' in engineering, such as 'Rollrost' vs. 'Starrrost' in construction. Your understanding of the word is now both functional and metaphorical.

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At C2, you have a masterly command of the word. You can discuss the etymology of 'Rost' (related to the color red) and its connections to other Germanic languages. You might read historical texts where 'Rost' is used to describe the decay of empires or the 'Rost' on ancient armor. You can use the word in highly specific technical fields, such as metallurgy or architecture, without any hesitation. You understand the subtle irony in contemporary art that uses 'Rost' as a medium. The word is no longer just a noun to you; it's a concept representing the inevitability of time and the struggle of man-made objects against nature.

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Entraîne-toi Exemples Notes et astuces

Rost en 30 secondes

Rost means 'rust' (the brown stuff on old iron) or a 'grate/rack' (like on a grill or bed).
It is a masculine noun: der Rost. The plural 'die Roste' is only for the 'grate' meaning.
Commonly used in idioms like 'Wer rastet, der rostet' (Use it or lose it).
Essential for topics like cars, DIY, cooking, and describing old objects.

The German noun der Rost is a fascinating word that primarily refers to the reddish-brown substance formed on iron or steel when it is exposed to moisture and oxygen. In a scientific sense, it is iron oxide. However, for a German learner, it is crucial to understand that Rost carries two distinct meanings depending on the context: the chemical corrosion (rust) and a metal grid or grate (like a grill grate or a bed frame support).

Chemical Oxidation: This is the most common usage. It describes the physical decay of metals. In Germany, where car culture and industrial engineering are prominent, discussing Rostschutz (rust protection) is a common topic for vehicle owners and homeowners alike. When an old car begins to show brown spots on the chassis, a German speaker would sigh and say, 'Das Auto hat zu viel Rost.'

Der alte Nagel war über und über mit Rost bedeckt.

The Grate or Grid: Derived from the same root but referring to the shape, a Rost is also a framework of parallel or crossed bars. You will encounter this at every German 'Grillparty' where the Grillrost is the most important tool. It is also used in furniture, specifically the Lattenrost, which is the slatted frame under a mattress that provides support. This dual meaning often confuses beginners, but context usually makes it clear whether you are talking about chemical decay or a piece of hardware.

Bitte lege die Würstchen auf den Rost, sobald die Kohle heiß ist.

Metaphorical Use: Germans use Rost metaphorically to describe a lack of practice or the decline of skills. The famous proverb 'Wer rastet, der rostet' (He who rests, grows rusty) encapsulates the German work ethic and the belief that physical and mental activity are necessary to stay sharp. If you haven't spoken German in years, you might say your skills have 'angesetzt' (accumulated) some rust.

Meine Französischkenntnisse haben etwas Rost angesetzt, aber ich verstehe noch viel.

Ohne Rost wäre das alte Fahrrad noch wie neu.

Der Rost am Geländer muss dringend entfernt werden.

The word is evocative of age, neglect, and the passage of time. Whether you are in a garage, a kitchen, or a bedroom, Rost is an essential noun that bridges the gap between chemistry and everyday household objects.

Using Rost correctly requires paying attention to the verb it pairs with. For the chemical sense, we often use 'ansetzen' (to accumulate) or 'entfernen' (to remove). For the grate sense, we use verbs related to placing things or cleaning.

Describing Decay: When talking about rust as a substance, it is often the subject of the sentence or the object of a cleaning action. 'Der Rost frisst sich durch das Metall' (The rust is eating through the metal) is a common personification used to describe severe corrosion.

Man kann den Rost mit einer Drahtbürste abbürsten.

Functional Usage (The Grate): In a domestic context, the word usually appears in compound nouns. You might hear someone say, 'Der Rost im Ofen ist schmutzig' (The rack in the oven is dirty). Here, it refers to the physical object. In these cases, it is countable.

Der Grillmeister reinigt den Rost nach jedem Gebrauch.

The 'Rost' of Inactivity: When using the word to describe skills, it's often used with the verb 'abschütteln' (to shake off). 'Ich muss den Rost abschütteln' means 'I need to get back into practice'. This is very common in sports and academic contexts.

Nach der langen Verletzungspause musste der Spieler erst einmal den Rost loswerden.

Durch die Feuchtigkeit im Keller hat die Maschine viel Rost gebildet.

Ein bisschen Rost an der Oberfläche ist nicht gefährlich.

Whether you're complaining about your old bike or preparing for a BBQ, the versatility of Rost makes it a high-frequency word. Remember: if it's brown and flaky, it's Rost; if you're cooking on it, it's also Rost.

In Germany, you will encounter the word Rost in several specific environments. Understanding these contexts will help you distinguish between its multiple meanings.

At the Car Mechanic (Die Werkstatt): Because of the salt used on German roads in winter, cars are prone to 'Rostschäden' (rust damage). Mechanics will often warn you about 'Durchrostung' (rusting through), which can cause a car to fail its TÜV (technical inspection). Hearing 'Da ist viel Rost am Unterboden' is a nightmare for any car owner.

Der Mechaniker sagt, der Rost hat die Bremsleitungen angegriffen.

In the Garden or at a BBQ: Germans love their 'Grillkultur'. Every hardware store (Baumarkt) like OBI or Bauhaus will have an aisle dedicated to 'Grillroste'. You'll hear people discussing whether a 'Gusseisenrost' (cast iron grate) or a 'Edelstahlrost' (stainless steel grate) is better for searing meat. Here, the word refers to the object, not the decay.

Wir müssen den Rost einfetten, damit das Fleisch nicht klebt.

In Literature and Proverbs: The word appears in many idioms. If someone is 'eingerostet' (rusted in), they are out of practice or stiff. You might hear a teacher say to a student who hasn't studied: 'Dein Gehirn scheint etwas Rost angesetzt zu haben!' It's a playful but pointed way to encourage activity.

Wer rastet, der rostet – deshalb gehe ich jeden Morgen joggen.

Das alte Tor knarrt, weil der Rost die Scharniere blockiert.

Edelstahl ist teurer, aber er bekommt keinen Rost.

From the 'Abflussrost' (drain grate) in the street to the 'Rost' on a 19th-century steam engine in a museum, this word is everywhere in the German landscape.

For English speakers, the word Rost presents several pitfalls, primarily due to its phonology and its multiple meanings.

Confusion with 'Roast': While they sound similar, 'Rost' (rust) and the English 'roast' (braten/rösten) are different. In German, 'to roast' coffee beans is 'Kaffee rösten'. Note the umlaut! Beginners often forget the umlaut and accidentally say they are 'rusting' coffee beans instead of roasting them. Always remember: Rost is the noun (rust/grate), and rösten is the verb (to roast/toast).

Falsch: Ich roste das Brot. (I am rusting the bread.)
Richtig: Ich röste das Brot.

Confusion with 'Rest': In fast speech, Rost can sound like Rest (remainder/rest). However, the 'o' in Rost is a short, open 'o' (like in 'hot' but more rounded), while 'Rest' has a clear 'e'. Mixing these up can lead to sentences like 'Wo ist der Rost vom Essen?' (Where is the rust of the food?) instead of 'Wo ist der Rest vom Essen?' (Where is the rest of the food?).

Gender and Plural Errors: Many learners assume all technical words are neuter. Rost is masculine: der Rost. Using 'das Rost' is a common mistake. Additionally, remember that the plural 'die Roste' only applies to the 'grate/grid' meaning. You cannot have 'many rusts' in the chemical sense.

Falsch: Das Rost ist braun.
Richtig: Der Rost ist braun.

In der Fabrik liegen viele Roste (grates) bereit.

Vorsicht: 'Rost' (rust) vs. 'Rast' (rest/break). 'Machen wir eine Rast?' (Shall we take a break?)

Avoiding these mistakes will make your German sound much more natural and precise, especially in technical or culinary discussions.

Depending on whether you mean the chemical substance or the physical structure, there are several synonyms and related terms you should know.

Korrosion vs. Rost: Korrosion is the technical, scientific term for the process of decay in any material (not just iron). Rost is specifically the oxidation of iron. You would use 'Korrosion' in a laboratory or engineering report, but 'Rost' in daily life.

Gitter vs. Rost: A Gitter is a general term for a lattice, grid, or fence. A Rost is a specific type of grid designed to support something (like a mattress or meat) or to allow things to pass through (like a drain). You would say 'Fenstergitter' (window bars) but 'Grillrost'.

Das Gitter am Fenster ist stabil, aber der Rost im Abfluss ist verstopft.

Edelrost: In modern German garden design, you might hear the term Edelrost (noble rust). This refers to items intentionally allowed to rust for aesthetic purposes, giving them a vintage, orange-brown look. It's a popular decorative style.

Diese Gartenfigur aus Edelrost sieht sehr schick aus.

Der Rost ist das Ergebnis von Oxidation.

Anstatt 'Rost' kann man bei Metallen auch von 'Korrosionsschäden' sprechen.

Understanding these nuances helps you choose the right word for the right situation, whether you're describing a chemical process, a piece of furniture, or a garden ornament.

How Formal Is It?

Le savais-tu ?

The word is related to 'rot' (red), describing the characteristic color of oxidized iron. This color connection exists in many Indo-European languages.

Guide de prononciation

UK /rɔst/

US /rɔst/

Stress is on the only syllable.

Rime avec

Frost (frost) Most (must/juice) Kost (food/fare) Post (post/mail) Trost (comfort) Ost (east) Prost (cheers) gehost (hosted)

Erreurs fréquentes

Pronouncing it like the English word 'roast' (long 'o').
Confusing it with 'Rast' (rest) by changing the vowel to 'a'.

Niveau de difficulté

Lecture 2/5

Easy to recognize in context, but watch for the dual meaning.

Écriture 3/5

Spelling is easy, but using compound words correctly takes practice.

Expression orale 3/5

The short 'o' and the 'r' sound can be tricky for English speakers.

Écoute 2/5

Distinctive sound, but don't confuse with 'Rest' or 'Rast'.

Quoi apprendre ensuite

Prérequis

Eisen braun alt kaputt Gitter

Apprends ensuite

Korrosion Oxidation Edelstahl verrotten zerfressen

Avancé

Rostumwandler Durchrostung Lattenrost-Einstellung Rostschutzgrundierung Flugrostentferner

Grammaire à connaître

Compound Nouns

Rost + Schutz = der Rostschutz. The last noun determines the gender.

Separable Verbs

Rost ansetzen: 'Das Eisen setzt Rost an.'

Adjective Endings

Der rostige Nagel, ein rostiger Nagel, mit dem rostigen Nagel.

Uncountable Nouns

'Viel Rost' (not 'viele Roste' unless referring to grates).

Prepositions with Dative

Schutz vor dem Rost.

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Exemples par niveau

Der Rost ist sehr heiß.

The grill grate is very hot.

'Der Rost' is masculine nominative.

Ich kaufe eine Rostbratwurst.

I am buying a grilled sausage.

Compound noun: Rost + Bratwurst.

Wo ist der Grillrost?

Where is the grill rack?

Subject of the sentence.

Das ist ein Rost.

That is a grate.

Indefinite article 'ein' for masculine.

Der Rost ist sauber.

The grate is clean.

Predicate adjective.

Ist der Rost neu?

Is the grate new?

Interrogative sentence.

Ich sehe Rost.

I see rust.

Direct object (accusative).

Rost ist braun.

Rust is brown.

Generic statement.

Mein altes Fahrrad hat viel Rost.

My old bicycle has a lot of rust.

'Viel' is used with uncountable nouns like rust.

Wer rastet, der rostet.

He who rests, grows rusty.

A famous German proverb.

Der Lattenrost ist kaputt.

The slatted bed frame is broken.

Compound noun: Latte (slat) + Rost.

Ich sehe Rost an der Tür.

I see rust on the door.

Preposition 'an' + dative.

Die Kette braucht Schutz vor Rost.

The chain needs protection from rust.

'Vor' + dative.

Ist das Rost oder Schmutz?

Is that rust or dirt?

Comparing two nouns.

Der Rost geht nicht ab.

The rust won't come off.

Verb phrase 'abgehen'.

Wir grillen auf dem Rost.

We are grilling on the grate.

'Auf dem' is dative location.

Man muss den Rost regelmäßig entfernen.

One must remove the rust regularly.

Modal verb 'muss' + infinitive.

Dieses Spray hilft gegen Rost.

This spray helps against rust.

'Gegen' + accusative.

Der Rost hat ein Loch in das Metall gefressen.

The rust has eaten a hole into the metal.

Perfect tense with personification.

Ich habe einen Rostfleck auf meiner Hose.

I have a rust stain on my pants.

Compound noun: Rost + Fleck.

Mein Englisch ist etwas eingerostet.

My English is a bit rusty.

Participle used as an adjective (metaphorical).

Die Brücke ist wegen Rost gesperrt.

The bridge is closed because of rust.

'Wegen' + genitive (standard) or dative (colloquial).

Gibt es hier einen Abflussrost?

Is there a drain grate here?

Compound noun: Abfluss + Rost.

Edelstahl bekommt keinen Rost.

Stainless steel doesn't get rust.

'Keinen' used for negation.

Die Maschine zeigt erste Anzeichen von Rost.

The machine is showing the first signs of rust.

'Anzeichen von' + dative.

Durchrostung ist ein großes Problem bei alten Autos.

Rusting through is a big problem with old cars.

Noun 'Durchrostung' (the process of rusting through).

Wir haben den Rost mit Sandstrahlen entfernt.

We removed the rust by sandblasting.

Instrumental phrase with 'mit'.

Der Grillrost aus Gusseisen speichert die Hitze gut.

The cast iron grill grate stores heat well.

Genitive-like prepositional phrase.

Rost entsteht durch eine chemische Reaktion.

Rust occurs through a chemical reaction.

'Entstehen' (to arise/occur).

Der Künstler arbeitet viel mit Edelrost.

The artist works a lot with decorative rust.

'Edelrost' as a specific aesthetic term.

Man sollte das Metall grundieren, um Rost zu vermeiden.

One should prime the metal to avoid rust.

'Um... zu' infinitive clause.

Der Rost hat die Struktur des Gebäudes geschwächt.

The rust has weakened the structure of the building.

Perfect tense with 'haben'.

Die Korrosionsbeständigkeit verhindert die Bildung von Rost.

Corrosion resistance prevents the formation of rust.

Technical compound noun.

Der Rost der Geschichte nagt an den Denkmälern.

The rust of history gnaws at the monuments.

Metaphorical genitive construction.

Trotz intensiver Pflege setzte der Anker Rost an.

Despite intensive care, the anchor accumulated rust.

'Trotz' + genitive; separable verb 'ansetzen'.

Die Verwitterung führt unweigerlich zu Rostbefall.

Weathering inevitably leads to rust infestation.

Formal noun 'Rostbefall'.

In der Industrie werden Rostumwandler eingesetzt.

Rust converters are used in industry.

Passive voice.

Der Lattenrost muss individuell auf das Körpergewicht eingestellt werden.

The slatted frame must be individually adjusted to the body weight.

Modal passive.

Die Ästhetik des Verfalls wird oft durch Rost symbolisiert.

The aesthetics of decay are often symbolized by rust.

Abstract subject.

Ein massiver Rostschaden kann zum Totalschaden führen.

Massive rust damage can lead to a total loss.

Prepositional object 'zu'.

Die chemische Zusammensetzung von Rost variiert je nach Umgebung.

The chemical composition of rust varies depending on the environment.

Highly formal register.

Der Rost fungiert hier als Oxidationsschicht.

The rust functions here as an oxidation layer.

'Fungieren als' (to function as).

Die industrielle Archäologie befasst sich oft mit verrosteten Relikten.

Industrial archaeology often deals with rusted relics.

Reflexive verb 'sich befassen mit'.

Man erkennt die Authentizität des Artefakts am Grad der Rostbildung.

One recognizes the authenticity of the artifact by the degree of rust formation.

Dative of means 'an dem Grad'.

Die Dialektik zwischen Beständigkeit und Rost ist ein zentrales Thema.

The dialectic between durability and rust is a central theme.

Abstract philosophical usage.

Rostfraß kann die Integrität von Stahlbeton gefährden.

Rust erosion can endanger the integrity of reinforced concrete.

Technical term 'Rostfraß'.

In der Lyrik wird Rost oft mit Vergänglichkeit assoziiert.

In poetry, rust is often associated with transience.

Passive voice in literary context.

Die präventive Instandhaltung minimiert das Risiko von Rost.

Preventive maintenance minimizes the risk of rust.

Professional business German.

Collocations courantes

Rost ansetzen

Rost entfernen

vor Rost schützen

voller Rost sein

Rost fressen

Grillrost reinigen

rostfreier Stahl

Rostschäden reparieren

Flugrost entfernen

eiserner Rost

Phrases Courantes

Rost am Auto

— Rust on the car chassis, a common concern for owners.

Der Rost am Auto ist ein Problem beim TÜV.

Rost im Bad

— Rust stains in the bathroom, usually from metal cans.

Wie kriegt man den Rost im Bad weg?

Rost auf dem Grill

— Either rust on the grate or the grate itself.

Leg das Fleisch auf den Rost.

Rost an den Nägeln

— Rusty nails, a safety hazard.

Pass auf die Nägel mit Rost auf!

Rost an der Kette

— A rusty bicycle or machine chain.

Die Kette hat Rost und quietscht.

Rostschutzmittel auftragen

— To apply a rust prevention agent.

Wir tragen Rostschutzmittel auf den Zaun auf.

Rostbraune Blätter

— Rust-brown leaves, describing autumn colors.

Im Herbst sind die Blätter rostbraun.

Rostflecken in der Wäsche

— Rust stains on clothing.

Zitronensaft hilft gegen Rostflecken.

Ein Rost aus Eisen

— A grate made of iron.

Der Rost aus Eisen ist sehr schwer.

Rost unter dem Lack

— Rust forming underneath the paint.

Man sieht schon Rost unter dem Lack.

Souvent confondu avec

Rost vs Rast

Means 'rest' or 'break'. Don't confuse 'Rost' (rust) with 'Rast machen' (taking a break).

Rost vs Rest

Means 'remainder'. 'Der Rest vom Kuchen' (the rest of the cake) vs 'Der Rost am Grill'.

Rost vs Rösten

The verb for roasting coffee or bread. 'Ich röste Brot' vs 'Das Eisen rostet'.

Expressions idiomatiques

"Wer rastet, der rostet."

— If you don't stay active, you lose your abilities.

Ich mache Sport, denn wer rastet, der rostet.

Common Proverb

"Eingerostet sein"

— To be out of practice or stiff.

Mein Klavierspiel ist etwas eingerostet.

Informal

"Den Rost abschütteln"

— To get back into practice after a break.

Im ersten Spiel musste er den Rost abschütteln.

Sports/Informal

"Alte Liebe rostet nicht."

— Old love never fades.

Sie trafen sich nach 20 Jahren wieder; alte Liebe rostet nicht.

Romantic/Proverb

"Ansetzen von Rost"

— Accumulating rust (often used metaphorically for skills).

Sein Wissen hat Rost angesetzt.

Metaphorical

"Durch den Rost fallen"

— To be overlooked or neglected (similar to falling through the cracks).

Einige Schüler fallen durch den Rost.

Figurative

"Etwas auf den Rost legen"

— To put something on the grill.

Lass uns die Steaks auf den Rost legen.

Literal/Culinary

"Vom Rost zerfressen"

— Completely destroyed by rust.

Das Wrack war vom Rost zerfressen.

Descriptive

"Rost ansetzen (Faulheit)"

— To become lazy or inactive.

Lass deine Talente keinen Rost ansetzen!

Metaphorical

"Den Rost wegkratzen"

— To start over or clean up an old situation.

Wir müssen erst den alten Rost wegkratzen.

Figurative

Facile à confondre

Rost vs Rost

Same spelling/sound.

Can mean the brown substance (uncountable) or a metal grate (countable).

Der Rost (rust) ist auf dem Rost (grate).

Rost vs Rösten

Sounds similar to English 'roasting'.

Rösten is the verb with an umlaut. Rost is the noun.

Wir rösten Fleisch auf dem Rost.

Rost vs Frost

Rhymes and relates to weather.

Frost is ice/cold. Rost is oxidation.

Frost im Winter kann Rost am Auto fördern.

Rost vs Rast

Vowel similarity.

Rast is a pause. Rost is decay.

Nach einer Rast sah ich den Rost am Tor.

Rost vs Ross

Vowel sound is similar.

Ross is an archaic/poetic word for horse.

Das Ross stand neben dem rostigen Gatter.

Structures de phrases

Das ist [Noun].

Das ist Rost.

[Noun] hat [Adjective] Rost.

Das Fahrrad hat viel Rost.

Man muss [Noun] [Verb].

Man muss den Rost entfernen.

[Noun] ist [Verb-Prefix]gerostet.

Mein Deutsch ist eingerostet.

[Noun] schützt vor [Noun].

Lack schützt vor Rost.

Trotz [Genitive], [Verb] [Noun].

Trotz Pflege entstand Rost.

[Noun] wird durch [Noun] symbolisiert.

Vergänglichkeit wird durch Rost symbolisiert.

Die [Noun] führt zu [Noun].

Die Oxidation führt unweigerlich zu Rost.

Famille de mots

Noms

Rostung

Rostigkeit

Rostschutz

Grillrost

Lattenrost

Rostfleck

Verbes

rosten

verrosten

einrosten

durchrosten

entrosten

Adjectifs

rostig

rostfrei

rostbraun

verrostet

eingerostet

Apparenté

Eisen

Oxidation

Metall

Gitter

Korrosion

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Comment l'utiliser

frequency

High in technical, culinary, and metaphorical contexts.

Erreurs courantes

Das Rost → Der Rost
Rost is masculine. Using the neuter article is a common error for beginners.
Ich roste Kaffee. → Ich röste Kaffee.
'Rosten' means to rust. 'Rösten' means to roast. Coffee doesn't rust.
Viele Roste am Auto. → Viel Rost am Auto.
Rust as a substance is uncountable. Use 'viel' and singular 'Rost'.
Der Rost ist auf dem Grill. (meaning the rust) → Der Grillrost ist schmutzig.
While 'Rost' can mean the grate, using 'Grillrost' avoids confusion with actual rust (corrosion).
Wer rostet, der rastet. → Wer rastet, der rostet.
The proverb means 'He who rests, rusts'. Don't swap the verbs!

Astuces

Gender Memory

Associate 'Rost' with 'der Rostige Nagel' (the rusty nail). Since 'Nagel' is masculine, it helps you remember 'der Rost'.

Compound Master

Learn 'Grillrost' and 'Lattenrost' together. They are the two most common physical objects called 'Rost'.

The Proverb

Memorize 'Wer rastet, der rostet'. It's a perfect response when someone asks why you are busy or exercising.

No Umlaut for Rust

Remember: Rost (rust) has no dots. Rösten (to roast) has dots. Don't rust your coffee!

Short O

Keep the 'o' short, like in the English word 'lost'. This prevents it from sounding like 'roast'.

Rostschutz

If you go to a German hardware store, look for 'Rostschutzgrundierung' if you want to paint metal.

Grill Party

At a BBQ, ask 'Ist der Rost schon heiß?' to sound like a pro.

Physical Rust

Use 'eingerostet' to describe your body after a long flight or a day at the desk.

Brain Rust

Tell your teacher 'Mein Gehirn ist eingerostet' if you forget a word. It's a common and funny excuse.

Oxidation

Remember that 'Rost' is specific to iron. For copper or silver, use 'Oxidation' or 'Belag'.

Mémorise-le

Moyen mnémotechnique

R-O-S-T: Red Oxidation Stains Tools. Also, think of a 'Roast' on a 'Rost' (grill grate).

Association visuelle

Imagine an old, brown, flaky bicycle chain. That is 'Rost'. Now imagine the metal rack on a BBQ. That is also 'Rost'.

Word Web

Eisen Braun Grill Bett Auto Wasser Alt Gitter

Défi

Try to find three things in your house that are either 'rostig' or have a 'Rost' (like a bed or oven) and name them in German.

Origine du mot

From Middle High German 'rost', Old High German 'rost'. Derived from a Proto-Germanic root *rust- which means 'redness'.

Sens originel : The red substance on iron.

Germanic (cognate with English 'rust', Dutch 'roest').

Contexte culturel

No sensitivities. It is a neutral technical and everyday term.

In English, 'rust' only means the corrosion. We use 'grate' or 'rack' for the other meaning. This is a major difference to remember.

Wer rastet, der rostet (Proverb) Rostbratwurst (Thuringian specialty) Edelrost (Garden design trend)

Pratique dans la vie réelle

Contextes réels

Car Maintenance

Hat das Auto Rost?
Rostschutz auftragen
Der Unterboden rostet.

BBQ / Cooking

Den Rost einfetten
Ist der Rost sauber?
Fleisch auf den Rost legen.

Furniture Shopping

Ich brauche einen neuen Lattenrost.
Ist der Rost verstellbar?

Gardening

Die Schere hat Rost angesetzt.
Edelrost-Deko kaufen.

Personal Skills

Mein Deutsch ist eingerostet.
Ich muss den Rost abschütteln.

Amorces de conversation

"Hast du schon mal Rost an deinem Auto selbst entfernt?"

"Bevorzugst du einen Grillrost aus Edelstahl oder Gusseisen?"

"Was machst du, um nicht 'einzurosten', wenn du keinen Sport treibst?"

"Hast du Tipps, wie man Rostflecken aus Kleidung bekommt?"

"Gefällt dir der Trend mit Edelrost-Figuren im Garten?"

Sujets d'écriture

Beschreibe einen alten Gegenstand, den du besitzt, der Rost angesetzt hat. Warum behältst du ihn?

Was bedeutet das Sprichwort 'Wer rastet, der rostet' für dein tägliches Leben?

Stell dir vor, du kaufst ein neues Bett. Worauf achtest du beim Lattenrost?

Schreibe über eine Fähigkeit, die bei dir etwas 'eingerostet' ist und wie du sie wieder verbessern willst.

Warum ist Rost in der modernen Industrie so ein großes Problem?

Questions fréquentes

10 questions

'Rost' is always masculine: der Rost. This applies to both the rust substance and the metal grate.

The plural is 'die Roste', but it is only used when referring to multiple grates or grids (like several grill racks). For the chemical substance rust, there is no plural.

The most common term is 'Edelstahl'. You can also say 'rostfreier Stahl' (rust-free steel).

No, the noun is 'Rost'. The verb is 'rosten' (to rust). For example: 'Das Eisen rostet.'

Literally it means 'rusted in'. Metaphorically, it means being out of practice or having stiff joints. 'Ich bin eingerostet' is common if you haven't exercised lately.

Context is key. If someone says 'Leg es auf den Rost', they mean the grate. If they say 'Da ist Rost an der Schraube', they mean the substance.

It is the slatted frame of a bed that supports the mattress. It is a very common household word in Germany.

Yes, etymologically it comes from the same root as 'rot' (red). The color 'rostbraun' is also very common.

It refers to light, superficial rust particles that settle on a surface (like a car) but haven't deeply corroded it yet. It can usually be wiped off.

You can say 'Mein Spanisch hat Rost angesetzt' or 'Ich bin etwas eingerostet'. Both mean you need to practice again.

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