THESAURUS
Accompany
agree, associate, associate with, assort with, attend, band together, be in phase, be in time, chaperon, chaperone, chord, coexist, coextend, coincide, combine, companion, concertize, concur, confederate, consociate, consort with, contemporize, convoy, couple with, do, escort, execute, flock together, go along with, go with, hang around with, herd together, interpret, isochronize, keep company with, keep in step, keep pace with, make music, match, perform, play, play by ear, render, run with, squire, symphonize, synchronize, time, usher, wait on
ROGET THESAURUS
Accompany
Accompaniment
VB
accompany, coexist, attend, hang on, wait on, go hand in hand with, synchronize, bear company, keep company, row in the same boat, bring in its train, associate with, couple with.
Synchronism
VB
coexist, concur, accompany, go hand in hand, keep pace with, synchronize.
Musician
VB
play, pipe, strike up, sweep the chords, tweedle, fiddle, strike the lyre, beat the drum, blow the horn, sound the horn, wind the horn, doodle, grind the organ, touch the guitar, thrum, strum, beat time, execute, perform, accompany, sing a second, play a second, compose, set to music, arrange, sing, chaunt, chant, hum, warble, carol, chirp, chirrup, lilt, purl, quaver, trill, shake, twitter, whistle, sol-fa, intone, have an ear for music, have a musical ear, have a correct ear.