For many aspiring Portuguese learners, the prospect of mastering irregular verbs can seem daunting, a linguistic labyrinth of unpredictable forms and elusive patterns. However, conquering these linguistic enigmas is essential for achieving fluency in Portuguese. This comprehensive guide will unravel the mystery of Portuguese irregular verbs, providing you with the tools and strategies to master these essential building blocks of the language.

Introduction: The Irregular Verb Enigma

Irregular verbs, those defiant rule-breakers of Portuguese grammar, are the bane of many language learners’ existence. While regular verbs adhere to predictable conjugation patterns, irregular verbs gleefully dance to a different tune, their forms shifting and transforming in unpredictable ways. This unpredictability is what makes them so challenging yet so crucial to mastering the Portuguese language.

Understanding the Nature of Portuguese Irregular Verbs

Irregular verbs are verbs that do not follow the standard conjugation patterns of Portuguese grammar. They exhibit unpredictable changes in their stems or endings, making them more difficult to learn and conjugate correctly. Despite their challenges, irregular verbs are an integral part of the Portuguese language, accounting for a significant portion of commonly used verbs.

Portuguese irregular verbs can be classified into several categories based on their patterns of irregularity.

3 Different types of irregular Portuguese verbs:

• Stem-changing verbs: These verbs undergo changes in their root vowels, typically between the infinitive and present indicative forms. For instance, the verb “estar” (to be) changes its stem vowel from “e” to “a” in the present indicative form: “estou, estás, está, estamos, estais, estão.”
• Vowel-changing verbs: These verbs exhibit changes in their endings, specifically in the first-person singular and third-person plural forms of the present indicative tense. For example, the verb “fazer” (to do, to make) changes its ending from “-ar” to “-az” in the first-person singular form: “faço, fazes, faz, fazemos, fazeis, fazem.”
• Mixed-changing verbs: These verbs exhibit a combination of stem and vowel changes, making them the most challenging category of irregular verbs. An example is the verb “poder” (to be able), which changes its stem vowel from “o” to “e” in the present indicative forms and its ending from “-er” to “-es” in the first-person singular form: “posso, podes, pode, podemos, podeis, podem.”

The historical and linguistic factors shaping the formation of Portuguese irregular verbs are fascinating and complex, rooted in the language’s evolution from Latin and the influences of other languages, such as Celtic, Germanic, and Arabic. While understanding these historical nuances can provide a deeper appreciation of the language, it is not essential for mastering the practical application of irregular verbs.

List of Portuguese irregular verbs

Here is some of the most used irregular verbs in the Portuguese language, categorised by what type of irregular verb it is.

Stem-changing Portuguese verbs

• estar: to be
• dar: to give
• ir: to go
• ver: to see
• dizer: to say
• fazer: to do, to make
• ter: to have
• poder: to be able
• querer: to want
• pôr: to put
• saber: to know
• vir: to come
• cair: to fall
• trazer: to bring
• ouvir: to hear
• perder: to lose/to miss
• seguir: to follow
• servir: to serve
• sentir: to feel
• valer: to be valid/to be worth

Vowel-changing Portuguese verbs

• falar: to speak
• ler: to read
• escrever: to write
• comer: to eat
• beber: to drink
• dormir: to sleep
• abrir: to open
• fechar: to close

Mixed-changing Portuguese verbs

• ser: to be
• caber: to fit
• dizer: to say
• estar: to be
• fazer: to do, to make
• poder: to be able
• querer: to want
• pôr: to put
• saber: to know
• ver: to see
• vir: to come
• caber: to fit
• querer: to want

Other irregular Portuguese verbs

• acender: to light
• acordar: to wake up
• almoçar: to have lunch
• jantar: to have dinner
• conhecer: to know
• começar: to start
• encontrar: to find
• estudar: to study
• ouvir: to hear
• repetir: to repeat
• sair: to go out
• ver: to see
• viajar: to travel

This list is not exhaustive, but it includes some of the most common irregular verbs in Portuguese.

Learn more Portuguese irregular verbs with this PDF

If you have embarked on your Portuguese language learning journey you will find that learning the irregular verbs in Portugese is not the easiest part of the journey, but it is very necessary to simply know the verbs by heart. If you are interesting in learning the most used regular and irregular verbs in the Portuguese language then have a look at this.