I've taken a list of English words, and examined each of them to see what they sound like (using the PHP metaphone function). This page lists the most common metaphone codes, along with their words. You can also search for a word of your own, and see which words sound similar - and which ones rhyme, and which ones alliterate.
banns bans bunns beans banes bennes bennis bonnes beanos bens bennies beanies bins bunnies buns bines bones bonus boons bunas benes banzai bonsai boonies
banns canso inns tennis lianas koans guanos dans bonnes lanes wynns ruanas linns gains lawns fans anis fanes vans nuns kanes loans annas ains anes jeans kains fawns peans nanas yeans chains wains tans deans sunnas sanes ranis pianos pansy pains wans cains duennas hanse sennas pinnas pannes moans anas mannas jinns mans cannas manus manas ansa cans fanos guans janes beanos bennes banes llanos kanas nans vanes bunns bans lauans pawns conns lianes roans anus queans bennis sunns goannas kaons leans tansy hennas fauns naans awns hansa mains manse canes manos jinnis manes beans means panes pians sans donnas yawns joannes wanes paeans pans pennis rains sains siennas dawns tains tonnes weans yuans
ban bane bani bean beanie beano benne benni benny bonne bonnie bonny bunn bunny