Mammoth Uncensored Word List:
69 words ending with ul, 6 letters long

aidful aimful armful artful bagful barful befoul bemaul besoul boxful bulbul cagoul canful capful carful consul cupful defoul dinful dueful earful ensoul eyeful fitful gutful hamaul hangul hatful hoeful inhaul insoul ireful jambul jarful joyful jugful kagoul kittul lapful lawful manful moghul monaul mugful mulmul netful nisgul panful peepul penful pepful potful rueful sapful saxaul sinful sobful tinful topful trisul tubful unsoul urnful useful vatful waeful wammul wilful woeful