antes de

The Portuguese prepositional phrase antes de is one of the most fundamental temporal markers in the language. Translated literally as 'before of' or simply 'before' in English, it serves as a cornerstone for establishing the chronological order of events. Whether you are discussing a daily routine, historical facts, or future plans, antes de is the tool you use to indicate that one action or state precedes another. It is versatile, appearing in both informal conversations and formal academic writing with high frequency. Unlike some temporal markers that change significantly between Brazilian and European Portuguese, antes de remains remarkably consistent across all lusophone dialects.

Temporal Priority

Used to specify that an event occurs at an earlier point in time compared to a reference point. For example, 'antes de ontem' (before yesterday/the day before yesterday).

One of the most important aspects of antes de is its grammatical requirement: it is a prepositional phrase that must be followed by either a noun, a pronoun, or a verb in the infinitive form. When followed by a verb, Portuguese learners must be careful not to use the conjugated present or past indicative, as is common in English ('before I go'). Instead, Portuguese utilizes the infinitive: 'antes de eu ir'. This nuance is where many beginners stumble, making it a key focus for A2 and B1 level students. Furthermore, when 'de' meets a definite article (o, a, os, as), they contract to form 'do', 'da', 'dos', or 'das'.

Spatial vs. Temporal

While primarily temporal, in some literary contexts, it can imply a sense of hierarchy or priority, though 'diante de' or 'perante' are more common for physical location (in front of).

In everyday life, you will hear this phrase in almost every context imaginable. From a parent telling a child to brush their teeth 'antes de dormir' (before sleeping) to a business executive discussing project deadlines 'antes do fim do mês' (before the end of the month). Its utility is unmatched because it provides the necessary structure to sequence life. It also forms the basis for more complex expressions like 'antes de mais nada' (first of all) or 'antes de tudo' (above all), which are essential for organizing thoughts in speech and writing.

Contractions

Antes de + o = Antes do | Antes de + a = Antes da | Antes de + esse = Antes desse.

Finally, it is worth noting the contrast with 'antes que'. While 'antes de' is a prepositional phrase followed by an infinitive, 'antes que' is a conjunction that triggers the subjunctive mood. Choosing between them often depends on the desired sentence structure and the level of formality. 'Antes de' is generally simpler and more direct for learners to master first.

Using antes de correctly requires an understanding of how it interacts with different parts of speech. The 'de' in the phrase is a preposition, and in Portuguese, prepositions are the 'glue' that connects ideas. When you want to say 'before [something]', that 'something' can be a noun, a pronoun, or an action (verb). If the 'something' is a noun that requires a definite article, you must use the contracted form. For example, 'antes de o almoço' is incorrect; it must be 'antes do almoço'. This is a non-negotiable rule in both spoken and written Portuguese.

With Nouns

Combine 'antes de' with the appropriate article. 'Antes da festa' (Before the party), 'Antes dos exames' (Before the exams).

When using antes de with verbs, Portuguese provides a unique feature: the personal infinitive. This allows you to specify who is performing the action even after a preposition. For example, 'Antes de sairmos, vamos conferir as chaves' (Before we leave, let's check the keys). Here, 'sairmos' is the first-person plural form of the infinitive. This structure is incredibly efficient and avoids the need for the more complex 'antes que' + subjunctive construction in many cases. However, if the subject of both verbs in the sentence is the same, you can simply use the impersonal infinitive: 'Eu estudo antes de dormir' (I study before sleeping).

With Personal Infinitives

Use when the subject of the 'before' action is different from the main clause. 'Antes de eles chegarem' (Before they arrive).

In negative sentences, the structure remains the same. You place the 'não' after the prepositional phrase if the 'before' action itself is negative, although this is less common than in English. Usually, we say 'antes de fazer algo' (before doing something). If you want to emphasize that something happened before a certain time, you can add 'bem' for emphasis: 'bem antes de' (well before). This adds a layer of descriptive power to your sentences, allowing for more precise temporal mapping.

Emphasis

Use 'muito antes de' or 'pouco antes de' to specify the duration of the gap between events.

Another common usage is in the phrase 'antes de mais nada', which functions as a transitional phrase in speech. It translates to 'first of all' or 'before anything else'. Mastering these fixed expressions with antes de will make your Portuguese sound much more natural and fluid. It shows that you aren't just translating word-for-word from English, but using the idiomatic structures native speakers use to organize their discourse.

The phrase antes de is ubiquitous in the Lusophone world. If you turn on a Portuguese television news program, you will hear it constantly in the context of reporting events. Journalists use it to sequence the timeline of news stories: 'O suspeito fugiu antes de a polícia chegar' (The suspect fled before the police arrived). In this formal context, you'll notice that the 'de' and 'a' might not always contract if the 'a' is part of the subject of the following infinitive verb, a subtle rule of high-level grammar that purists follow.

News & Media

Used for chronological reporting. 'A inflação subiu antes das novas medidas'.

In the realm of Brazilian Telenovelas or Portuguese soaps, antes de is a staple of dramatic dialogue. Characters often use it to express regret or to set conditions for their actions. 'Pense bem antes de me deixar' (Think carefully before leaving me) is a classic line. Here, the phrase carries emotional weight, emphasizing the importance of the time preceding a significant decision. In songs, particularly in genres like Fado or MPB (Música Popular Brasileira), antes de is used to evoke nostalgia or to describe the passage of time in a poetic way.

Pop Culture

Found in lyrics and scripts to build tension or narrative flow. 'Antes de você ir, ouça esta canção'.

In a professional setting, such as a business meeting in Lisbon or São Paulo, antes de is essential for project management and scheduling. You will hear phrases like 'antes do prazo' (before the deadline) or 'antes da reunião' (before the meeting). It helps professionals align their expectations and establish clear workflows. In academic lectures, professors use it to reference historical periods or the work of previous scholars: 'Antes de Camões, a língua portuguesa era diferente' (Before Camões, the Portuguese language was different).

Professional Environment

Critical for deadlines and sequences. 'Precisamos do relatório antes de sexta-feira'.

Finally, in daily street life, you'll hear it at the 'padaria' (bakery) or 'açougue' (butcher). A customer might say, 'Pode me atender antes dele?' (Can you serve me before him?). It's a phrase that manages social order and interactions in public spaces. Whether formal or informal, antes de is the invisible thread that stitches the timeline of Portuguese daily life together.

One of the most frequent errors English speakers make when using antes de is forgetting the 'de' entirely. In English, we simply say 'before [action]', but in Portuguese, 'antes' usually requires the preposition 'de' to link it to the following element. Saying 'antes eu comer' is a common mistake; the correct form is 'antes de eu comer' or 'antes de comer'. This small 'de' is vital for the grammatical integrity of the sentence. Without it, the sentence sounds broken and unnatural to a native speaker's ear.

Omission of 'de'

Incorrect: Antes a festa. Correct: Antes da festa. Always include the preposition when followed by a noun or infinitive.

Another major pitfall is the confusion between antes de and antes que. While they both mean 'before', they are not interchangeable. Antes de is a prepositional phrase followed by an infinitive, while antes que is a conjunction followed by the subjunctive mood. Learners often try to use the indicative mood after 'antes que' (e.g., 'antes que ele vem' instead of 'antes que ele venha') or use 'antes de' with a conjugated verb (e.g., 'antes de ele vem'). Remember: 'de' = infinitive, 'que' = subjunctive.

Infinitive vs. Subjunctive

Use 'antes de' + infinitive for simpler structures. 'Antes que' is more common when the subject changes and you want to sound more formal or emphasize the dependency of the actions.

Contractions also pose a challenge. Learners often forget to contract 'de' with the articles 'o', 'a', 'os', 'as'. Saying 'antes de o jantar' is grammatically 'pure' but sounds very stilted in speech; 'antes do jantar' is what people actually say. However, there is a complex rule: when the article is part of the subject of a following infinitive, you should technically NOT contract. For example: 'antes de o menino falar' (correct) vs 'antes do menino falar' (common but traditionally frowned upon). For most learners, focusing on the standard contractions first is the best path.

Over-contraction

Avoid contracting 'de' with a subject pronoun if it's the subject of an infinitive. 'Antes de ele chegar' is better than 'Antes dele chegar' in formal writing.

While antes de is the most common way to express 'before', there are several alternatives that can add variety and precision to your Portuguese. Depending on the register and the specific context (temporal vs. spatial), you might choose a different word. Understanding these synonyms will help you move from a basic level to a more advanced, nuanced command of the language. For instance, in formal writing, you might encounter anteriormente a, which is the direct equivalent of 'prior to'.

Anteriormente a

More formal than 'antes de'. Used in reports and academic texts. 'Anteriormente à reunião, enviamos o pauta'.

Previamente a

Emphasizes that something was done in preparation. 'Previamente ao início do curso, leia o manual'.

If you are talking about spatial position—'before' in the sense of 'in front of'—you should use diante de or perante. Using 'antes de' for physical location is a common mistake for English speakers because 'before' can mean both in English (e.g., 'He stood before the king'). In Portuguese, 'antes de' is almost strictly temporal. 'Ele parou diante da porta' (He stopped before/in front of the door) is correct, whereas 'antes da porta' would imply he stopped at a point in time before reaching the door.

Diante de vs. Antes de

'Antes de' = Time (Before 5 PM). 'Diante de' = Space (In front of the building).

Another alternative is the use of antes mesmo de. Adding 'mesmo' provides emphasis, similar to 'even before' in English. This is useful when you want to highlight that an action happened surprisingly early or significantly ahead of schedule. For example, 'Ele já falava português antes mesmo de se mudar para o Brasil' (He already spoke Portuguese even before moving to Brazil). This nuance helps convey surprise or impressive timing.

Antes mesmo de

Used for emphasis. 'Even before'. 'Ela já sabia a resposta antes mesmo de eu perguntar'.