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.
virtus virtues virtuosa virtuose virtuoso virtuous virtuosi vertus verts veritas viroids verites variates verities frats frits farts frets forts varieties fritts fiords fortis fortes frauds frites fruits ferrets forties fretsaw ferities ferrates ferrites phorates
vertus virtus carrots brits rets burets nerts ferrets rots fortis quartos frats garrets airts parrots writs ruts quirts riotous retuse perdus carats frits hearts arts pierrots tortes shorts cherts prats worts whorts crits turrets trets sorts territs carts karts drats tarts curets derats merits pyritous grots kurtas girts rats barrets jurats berets carets peritus forts fortes marts bruts brats parts boarts grits aortas quarts artsy farts virtues orts verts borts frets cartes hurts harts ports courts quartes karats certes morts dirts curtsy terrets tarots korats tortas torts darts trots warts cruds worrits charts proteus shirts yurts
virtu virtue vert vertu virid viroid