Inimitable rhymes with:
imitable, imitable, indomitable, attributable, charitable, creditable, disreputable, equitable, forfeitable, habitable, heritable, imitable, indomitable, inequitable, inevitable, inheritable, inhospitable, irritable, marketable, palatable, profitable, reputable, uninhabitable, unpalatable
Inimitable sounds like:
imitable, immutable, inaudible, inaudibly, inedible, initable, intuitively