Here's what rhymes with sinewless.
lulus clueless scrofulous Words that almost rhyme with sinewless
hulas truelove glamourous hallelujahs useless mucous mucus ruthless lupus roofless rootless ulnas units fruitless coolness eunuchs humus newness rudeness toothless tulips blueness lewdness moonless bootless muteness juleps mullets gullets chukkas houmous houmus nuisance prudence mutants cubits imprudence impudence shrewdness aloofness fluence hubris congruous crudeness coolants cuteness duellists humourless intuits glumness sublets cutups tuneups acuteness smoothness tumults caduceus diffuseness exiguous truants spruceness manumits bouffants students movements improvements amusements foodstuffs pollutants pursuance inducements astuteness avoirdupois obtuseness dissoluteness resoluteness annuitants hirsuteness persecutions disputants absoluteness canoeists quadruplets translucence abstruseness profuseness irresoluteness jurisprudence