Affirms rhymes with:
reaffirms, confirms, firm's, firms, firms', reaffirms, berms, confirms, firm's, firms, firms', germs, herms, reaffirms, sperms, squirms, term's, terms, worm's, worms
Affirms sounds like:
abhorrence, abrahams, abram's, abramczyk, abramowicz, abrams, abrams's, affirming, appearance, appearances, appearing, aprons