Ser is a Portuguese irregular verb meaning to be. Ser appears on the 100 Most Used Portuguese Verbs Poster as the #1 most used irregular verb.
Ser Conjugation: Present Tense
*Irregular forms in bold.
The particípio of Ser is sido. The present perfect tense is formed by combining the auxiliary verb ter with the particípio.
The gerúndio of Ser is sendo.
Regular vs. Irregular Verbs
A verb is called a regular verb when its conjugation follows a typical pattern. A verb which does not follow these patterns exactly is called an irregular verb. In Portuguese, the 3 regular patterns are for verbs ending in ar, er, and ir.
Portuguese Conjugation Chart
Looking for more verbs like Ser? Check out our Portuguese Conjugation Chart, the 100 Most Used Portuguese Verbs Poster!