Unite rhymes with:
ammonite, basnight, bauknight, bentonite, canaanite, clintonite, finite, fortnight, franklinite, goodnight, hignight, hignite, lignite, limonite, maronite, masonite, mennonite, midnight, monzonite, newsnight, reaganite, samsonite, selenite, suburbanite, urbanite, whitenight
Unite sounds like:
uinta, unaided, unamended, unanimity, unaudited, und, undated, undid, undo, undue, unedited, unheeded, unimate, unimedia, uninitiated, unit, unita, united, unity, unmade, unmanned, unmet, unnamed, unneeded, unted, untidy, untie, untied, untiedt, unto, unwanted, unwed, unwind, unwound