ده

The Persian word ده (pronounced 'dah') is the cardinal number for ten. It is one of the most fundamental building blocks of the Persian numerical system, serving as the base for the decimal structure used throughout Iran, Afghanistan, and Tajikistan. In the context of everyday life, 'dah' is ubiquitous. Whether you are counting fruit at a local 'miveh-forushi' (fruit stand), telling the time, or discussing prices in Tomans, this word is indispensable. Linguistically, it belongs to the Indo-European family, sharing a common root with the English 'ten,' the Latin 'decem,' and the Greek 'deka.' This shared ancestry makes it relatively easy for English speakers to internalize, even if the script looks entirely different. In Persian script, the number ten is written as ۱۰, consisting of the digit for one (۱) followed by the digit for zero (۰), which looks like a small dot or a tiny diamond.

Numerical Category

Cardinal Number (Adjective/Noun)

Visual Representation

The Persian numeral is ۱۰, where the zero is a small dot.

Pronunciation Key

Pronounced like the English word 'dah' (rhymes with 'bra' or 'spa'), not like 'day'.

The word 'dah' is used not just for the quantity of ten, but also as a threshold. In the Iranian education system, for instance, the grading scale typically goes from 0 to 20. In this context, 'dah' is the critical 'pass' mark. If a student receives a ten, they have barely succeeded, but they have passed nonetheless. This gives the word a cultural weight beyond simple mathematics; it represents the boundary between failure and survival in an academic sense. Furthermore, when counting objects, Persian grammar follows a specific rule: the noun following the number 'dah' must always be in the singular form. For example, 'ten books' is translated as 'dah ketāb' (ten book), never 'dah ketābhā'. This is a common point of confusion for English speakers who are accustomed to pluralizing nouns after any number greater than one.

In more formal or literary contexts, 'dah' can appear in compound words or phrases that denote a decade or a group of ten. The word for decade is 'dahe,' which is derived directly from 'dah.' When you hear Iranians talking about the 'dahe-ye shast' (the decade of the 60s, referring to the 1360s in the Solar Hijri calendar), they are using the root of this numeral to categorize an entire era of history. The simplicity of the word 'dah' belies its structural importance in the language. It is the first number that requires two digits in the written form, marking the transition from the basic units to the tens place. In spoken Persian, especially in the Tehrani dialect, the pronunciation remains crisp and short, making it one of the easiest numbers for beginners to master and recognize in rapid conversation.

Historically, the number ten has held mystical and mathematical significance in Persian culture. From the ten fingers on a human's hands to the decimal system used in ancient Persian administration, 'dah' has always been the anchor of measurement. In the 'Shahnameh' (The Book of Kings), numbers are often used to describe the size of armies or the length of reigns, and 'dah' frequently appears as a standard unit of organization. Even today, when someone says 'Dah bar goftam!' (I've said it ten times!), they are using 'dah' as a hyperbolic way to express frustration, much like an English speaker might say 'I've told you a thousand times,' though 'dah' is more literal and common for smaller-scale repetition.

Finally, it is worth noting the role of 'dah' in currency. While the Iranian Rial has many zeros, people often simplify prices when speaking. If someone says a price is 'dah toman,' they usually mean 10,000 Tomans in modern informal shorthand, or literally 10 Tomans in a very historical or specific context. Understanding the scale of 'dah' in financial transactions requires an awareness of how Iranians mentally drop zeros to make large numbers manageable. This linguistic habit shows how 'dah' serves as a mental anchor for value, even when the actual currency units are in the millions. Mastering 'dah' is not just about learning a digit; it is about entering the logic of Persian counting, time-telling, and cultural evaluation.

Using 'dah' in a sentence is straightforward, but it requires adherence to Persian's unique numerical grammar. The most important rule to internalize is the 'Singular Noun Rule.' In English, we say 'ten cats,' but in Persian, we say 'dah gorbe.' The noun 'gorbe' (cat) remains in its singular form despite the quantity being ten. This applies to everything: people, objects, abstract concepts, and time units. For example, 'ten years' is 'dah sāl,' and 'ten minutes' is 'dah daghighe.' If you accidentally pluralize the noun (e.g., 'dah sālhā'), you will sound distinctly like a non-native speaker, as this is a fundamental grammatical error in Persian.

Quantity Rule

Number + Singular Noun (e.g., ده کتاب - dah ketāb)

Time Usage

Used for both hours and minutes (e.g., ساعت ده - sā'at-e dah)

Positioning

The number 'dah' almost always precedes the noun it modifies.

When 'dah' is used to indicate time, it can refer to the hour or the minutes. 'Sā'at dah' means 'ten o'clock.' If you want to say 'ten past ten,' you would say 'dah o dah daghighe' (literally: ten and ten minutes). In the context of age, 'dah' is used with the word 'sāl' (year). To say 'I am ten years old,' you would say 'Man dah sālam ast' or more colloquially 'Dah sālam-e.' Notice how the number 'dah' stays constant while the surrounding sentence structure handles the person and tense. This consistency makes 'dah' a reliable word to build sentences around as you progress from A1 to more advanced levels.

In shopping and transactions, 'dah' is frequently paired with units of measurement. 'Dah kilo sib-zamini' (ten kilos of potatoes) or 'dah metr pārche' (ten meters of fabric). In these cases, 'dah' acts as a precise quantifier. However, in colloquial Persian, people often add the word 'tā' after the number when counting discrete objects. 'Dah-tā' is the informal way to say 'ten of something.' For example, 'Dah-tā livān' (ten glasses). The 'tā' serves as a general classifier or counter, making the speech sound more natural and rhythmic. While 'dah' is perfectly correct in formal writing, 'dah-tā' is what you will hear 90% of the time in the streets of Tehran.

Another interesting use of 'dah' is in percentages. The word for 'percent' is 'dar-sad' (literally: in hundred). So, 'ten percent' is 'dah dar-sad.' This is used in news reports, financial discussions, and academic papers. Furthermore, 'dah' can be turned into an ordinal number (tenth) by adding the suffix '-om.' Thus, 'dahom' means 'tenth.' You might hear this in 'kelās-e dahom' (tenth grade) or 'rūz-e dahom' (the tenth day). The flexibility of the root 'dah' allows it to adapt to various grammatical functions while maintaining its core meaning of 'tenness.'

Lastly, 'dah' is used in compound verbs and idiomatic expressions. While the number itself is simple, its placement in the sentence can change the tone. In formal Persian, you might see 'dah-gāne' (ten-fold or consisting of ten parts), often used in legal or official documents to list ten points or articles. In everyday speech, 'dah' is the point where numbers start to feel 'large' enough to require more complex mental processing than the single digits 1-9. By practicing 'dah' in these various contexts—time, age, quantity, and percentage—you build a robust foundation for all Persian numerical communication.

If you walk through a 'Bazaar' in Iran, 'dah' is one of the most frequent sounds you will encounter. It is the heartbeat of commerce. Vendors shouting prices will often use 'dah' as a base unit. 'Dah toman!' (Ten Tomans) might be a cry for a small bunch of herbs or a specific weight of saffron, depending on the era and the specific market. In the modern context, with inflation, you are more likely to hear 'dah hezār' (ten thousand) or 'dah milyūn' (ten million), but the core word 'dah' remains the essential starting point. Listening to these transactions, you'll notice how 'dah' is often clipped or blended with the following word, sounding like a quick 'da-tā' when referring to items.

Marketplace

Used for prices, weights (10kg), and quantities (10 items).

Education

The 'pass' grade in schools and universities.

Public Transport

Bus numbers, platform numbers, and arrival times.

In an Iranian classroom, 'dah' has a very specific emotional resonance. Since the grading system is out of 20, 'dah' is the minimum score required to pass a subject. You will hear students anxiously asking each other, 'Dah gerefti?' (Did you get a ten?). In this context, 'dah' is the difference between having to retake a course and moving forward. It is the 'C-' of the Persian world. Teachers will use 'dah' when explaining requirements: 'Dah safeh benevisid' (Write ten pages). Because of this, the word is deeply associated with the stresses and successes of academic life for every Iranian who has gone through the national school system.

On the radio or television, 'dah' appears constantly in news bulletins. 'Dah nafar koshte shodand' (Ten people were killed) or 'Dah darsad afzāyesh' (Ten percent increase). It is a standard unit for reporting statistics. In sports, especially wrestling (Iran's national sport) or football, 'dah' is used for scores, jersey numbers, and time remaining. You might hear a commentator shout 'Dah sāniye mānde!' (Ten seconds left!). The word is short and punchy, making it perfect for high-stakes broadcasting. Even in the kitchen, recipes will call for 'dah gram' (ten grams) of a spice or 'dah daghighe' (ten minutes) of simmering time.

Socially, 'dah' is used in addresses and phone numbers. Iranian phone numbers often contain sequences of 'dah' (written as ۱۰). When giving an address, someone might say 'Peymān-e Dahom' (Tenth Alley). In these instances, 'dah' acts as a vital piece of navigational data. If you are taking a taxi (especially a 'shared taxi' or 'line taxi'), the driver might wait until they have 'dah-tā mosāfer' (ten passengers, though usually fewer in a sedan) or mention a price that involves 'dah.' Hearing the word in the wild requires you to be ready for its various pronunciations—from the formal 'dah' to the slightly swallowed version in fast speech.

Finally, 'dah' is heard in the context of time. 'Dah-e shab' (10 PM) or 'dah-e sobh' (10 AM). In Iran, where social gatherings often start late, 'dah-e shab' is a common time for dinner or for guests to arrive. If you are invited to a party, the host might say 'Sā'at-e dah biyā' (Come at ten o'clock). In this setting, 'dah' isn't just a number; it's a social marker for the beginning of the evening's main activities. Whether in the bustling market, the quiet classroom, or the lively living room, 'dah' is a word that anchors the Persian speaker's reality in time, value, and quantity.

The most frequent mistake English speakers make with 'dah' is the 'Pluralization Pitfall.' In English, any number greater than one requires a plural noun (e.g., ten books). In Persian, however, the noun following 'dah' must remain singular. Saying 'dah ketābhā' is a glaring error; the correct form is 'dah ketāb.' This is a hard habit to break because it feels counterintuitive to English logic. You must mentally train yourself to treat 'dah' as a modifier that doesn't trigger a change in the noun's suffix. This rule applies to all numbers in Persian, but 'dah' is often where learners first encounter the frustration of this rule as they move beyond simple 1-5 counting.

The 'Deh' vs 'Dah' Confusion

Confusing 'dah' (10) with 'deh' (village) due to identical spelling (ده).

Plural Nouns

Incorrectly adding '-hā' or '-ān' to the noun after 'dah'.

Tā Usage

Forgetting to use 'tā' in informal speech or using it in very formal writing.

Another major hurdle is the homograph 'ده'. In written Persian without vowels, 'ده' can be 'dah' (ten) or 'deh' (village). Context is your only guide. For example, 'Man dar dah zendegi mikonam' would mean 'I live in ten,' which makes no sense. Therefore, it must be 'Man dar deh zendegi mikonam' (I live in a village). Conversely, 'Man dah sib dāram' clearly uses the numeral. Beginners often stumble when reading, pronouncing 'dah' as 'deh' or vice versa. To avoid this, look at the words surrounding 'ده'. If there is a noun immediately following it, it is almost certainly the number ten. If it follows a preposition like 'dar' (in) or 'be' (to) without a following noun, it is likely 'village.'

Pronunciation also presents a subtle challenge. The 'a' in 'dah' is a short 'a' (like the 'a' in 'apple' in some dialects, but more accurately like the 'a' in 'cat' or 'bat' in American English, or a short 'ah' sound). It is not a long 'ā' like in 'father.' Some learners over-emphasize the vowel, making it sound like 'dāh,' which can sound like the word for 'mouth' (dahān) if not careful. The 'h' at the end is also audible but soft. It's not a silent 'h' like in 'Sarah'; it's a gentle aspiration. If you omit the 'h' entirely, it sounds like 'da,' which is the informal version of 'dar' (in) in some dialects, leading to further confusion.

In the realm of 'Tomans' and 'Rials,' the mistake of scale is common. If a shopkeeper says 'dah' (ten), they might mean 10,000 Tomans. A learner might literally hand over 10 Tomans (which is essentially worthless today) and cause a moment of confusion. This isn't a grammatical mistake but a cultural-linguistic one. You must learn the 'implied zeros' that come with the word 'dah' in financial contexts. Additionally, when using 'dah' in the 'teens' (11-19), the word changes form significantly (yāzdah, davāzdah, etc.). Some learners try to say 'dah-o-yek' for eleven, which is incorrect. Eleven is 'yāzdah.' 'Dah' is strictly for the number 10 or as a component in larger round numbers like 'dah hezār' (10,000).

Finally, using 'dah' with the wrong 'counter' word is a mistake. While 'tā' is the universal counter, specific items have their own counters (e.g., 'dast' for sets of clothes or dishes, 'nafar' for people). Saying 'dah-tā ādam' (ten pieces of people) is very informal and slightly rude; 'dah nafar' is the correct and respectful way to count people. Similarly, 'dah darsad' (ten percent) never takes 'tā.' Learning which nouns accept the informal 'tā' and which require specific counters will elevate your Persian from 'basic' to 'fluent.' By being mindful of these singular noun rules, homograph distinctions, and counter usages, you can avoid the most common pitfalls associated with the word 'dah.'

While 'dah' is the primary word for the number ten, there are several related words and alternatives that you will encounter as you advance. The most common variation is دهم (dahom), which is the ordinal form meaning 'tenth.' This is used for positions in a race, floors in a building, or grades in school. Another important relative is دهه (dahe), meaning 'decade.' This word is crucial for discussing history or age groups. For example, 'dahe-ye haftād' refers to the 1370s in the Iranian calendar (roughly the 1990s). Understanding these derivatives helps you see 'dah' not just as a number, but as a root for broader concepts of time and order.

دهم (Dahom)

Ordinal number: Tenth. Used for order and sequences.

دهه (Dahe)

Noun: Decade. A period of ten years.

ده‌تا (Dah-tā)

Colloquial: Ten pieces/items. The 'tā' is a general counter.

In terms of alternatives, there aren't many synonyms for the literal number ten, but there are different ways to express the *concept* of ten. In very formal or poetic Persian, you might encounter the Arabic-derived word عشر ('ashr), which also means ten. This is rarely used in daily speech but appears in religious texts or specific mathematical terms like 'ashāri' (decimal). Additionally, the word دهگان (dah-gān) is used in mathematics to refer to the 'tens place' in a number. If you are explaining a math problem, you would say the number 25 has a 2 in the 'dah-gān' position. This technical vocabulary is built directly onto the base word 'dah.'

When comparing 'dah' to other numbers, it's helpful to look at the 'teens.' Persian numbers 11-19 all end with a variation of the 'dah' sound, though it is modified. For example, 11 is 'yāzdah,' 12 is 'davāzdah,' and 13 is 'sizdah.' Notice how the 'dah' at the end of these words is the same root. This is similar to the '-teen' suffix in English (thirteen, fourteen). By learning 'dah,' you are actually learning the suffix for the entire next set of numbers. However, once you reach 20 (bist), the 'dah' root disappears, just as 'ten' disappears in 'twenty.' This pattern is consistent across many Indo-European languages and provides a helpful mnemonic for learners.

Another related term is ده‌برابر (dah-barābar), which means 'tenfold' or 'ten times as much.' This is used in comparisons: 'In khāne dah-barābar-e ān ast' (This house is ten times [the size of] that one). You might also see ده‌گانه (dah-gāne), which means 'ten-part' or 'decalogue.' This is often used in titles of laws or sets of principles. For instance, the 'Ten Commandments' in a Christian context in Persian are often referred to as 'dah farmān.' These variations show how the simple number ten expands into complex adjectives and nouns that describe structure and scale.

Finally, let's look at the word ده‌صده (dah-sade), which is a rarer word for a millennium (ten centuries), though 'hezāre' is much more common. The point is that 'dah' is a highly productive root. Whether you are using the colloquial 'dah-tā,' the ordinal 'dahom,' the historical 'dahe,' or the mathematical 'dah-gān,' you are working within the same semantic field. By mastering 'dah' and its closest relatives, you gain the ability to navigate time, order, and quantity with precision. This cluster of words forms the backbone of Persian numeracy and is essential for any student aiming for A1 proficiency and beyond.