Accompany

3 clues
Escort
Play backup for
Play second fiddle to, in a way
Similar answers:
Accolade
Accolades
Accommo
Accommodate
Accommodating
Accomodate
Accompaniedstag
Accompaniment
Accompanist
Accompany
Accompanymen
Accompli
Accomplice
Accomplis
Accomplish
Accomplished
Accomplishments
Accord
Accordance
Accorded