premiere

nouns

the first public performance of a play or movie
is a type of (narrower)
a dramatic or musical entertainment
"they listened to ten different performances"; "the play ran for 100 performances"; "the frequent performances of the symphony testify to its popularity"

verbs

be performed for the first time
"We premiered the opera of the young composer and it was a critical success"
perform a work for the first time

adjectives

preceding all others in time
"the premiere showing"