third-person singular and plural reflexive pronoun; himself; herself; itself; themselves
(Brazil,colloquial) first-person singular reflexive pronoun; myself
third-person singular and plural reciprocal pronoun; each other; one another
(Brazil,colloquial) first-person plural reciprocal pronoun; each other; one another
second-person singular and plural reflexive and reciprocal pronoun, when used with second-person pronouns other than tu and vós; yourself; yourselves
impersonal pronominal verb; oneself
accessory, when it is used to embellish the verb without its omission impairing the understanding.
particle of spontaneity, when it indicates that there was spontaneity in the action by its agent.

if (introduces a condition)