Unfit rhymes with:
befit, fit, fitt, laffitte, lafitte, refit, acquit, admit, barritt, befit, bit, boblitt, brit, britt, burditt, chit, clampitt, commit, davitt, devitt, dewitt, dewitte, douthit, douthitt, emit, fit, fitt, flit, gillett, grit, hit, hitt, it, it-wit, kit, kitt, knit, laffitte, lafitte, lit, litt, mcnitt, mitt, nit, omit, permit, pit, pitt, plitt, politte, presplit, pritt, quit, readmit, refit, remit, resubmit, ritt, savitt, schlitt, schmidt, schmit, schmitt, shit, sit, skit, slit, smit, spit, split, splitt, stitt, submit, tit, transmit, tritt, vitt, whit, whitt, wit, witt, witte, writ
Unfit sounds like:
unabated, unbowed, unified, unimpeded, uninhabited, uninhibited, uninvited, unionfed, unmoved, unpaid