Here's what rhymes with powess.
aureus ous prowess leprous Words that almost rhyme with powess
loudmouth doubtless bounteous brownness outface owlets allowance boundless countess loudness foulness stoutness countless soundness cloudless roundness soundless devoutness roundups endowments groundless thousandths accountants groundnuts unsoundness mountebanks profoundness viscountess announcements denouncements pronouncements