This is the 1263rd most frequent Portuguese word.
vir
"Vir" means "to come" in English.
In this sentence, 'vir' is used as an infinitive verb and means 'to come', indicating physical movement towards a location.
Ele vai vir à festa amanhã.
He is going to come to the party tomorrow.
Here, 'venha' is the subjunctive form of the verb 'vir', used to express a wish or hope for action to occur.
Ela quer que você venha logo.
She wants you to come soon.
'Virei' in this sentence is the future tense form of 'vir', indicating a future action of moving towards someone or something.