Forgivable rhymes with:
unforgivable, unforgivable, unforgivable, unforgivable, livable, unforgivable, unlivable, achievable, approvable, believable, conceivable, drivable, immovable, inconceivable, livable, lovable, microwavable, movable, observable, provable, receivable, removable, solvable, survivable, unbelievable, unforgivable, unlivable, unsolvable
Forgivable sounds like:
forceful, forcefully, forcible, forcibly, foreseeable, forseeable