instrumentalist vs accompanist

Other hyponyms of instrumentalist include accompanyist, accordionist, concertinist, bandsman, bassist, bassoonist, bell ringer, carillonneur, cellist, violoncellist, clarinetist, clarinettist, flautist, flute player, flutist, gambist, guitar player, guitarist, harmoniser, harmonizer, harper, harpist, harpsichordist, hornist, jazz musician, jazzman, keyboardist, koto player, lutanist, lutenist, lutist, oboist, organist, percussionist, pianist, piano player, bagpiper, piper, recorder player, rhythm and blues musician, rock 'n' roll musician, rocker, saxist, saxophonist, singer, vocaliser, vocalist, vocalizer, sitar player, soloist, trombone player, trombonist, cornetist, trumpeter, vibist, vibraphonist, fiddler, violinist, violist.