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.
driest drest direst dearest diarist dourest durst teariest tarriest truest triste turista dressed tourist tourista touristy tryst trust hydrazide dorsad tercet trusty tryste triced drowsed tressed trustee hydracid torosity
airiest wriest firriest tarriest miriest furriest wiriest fieriest goriest hairiest beeriest aeriest eeriest charriest wariest leeriest priest mooriest veriest weariest sorriest teariest burriest merriest hoariest driest chariest cheeriest leariest sorest fairest truest wristy merest erst barghest crista poorest tourist reset sourest forest sheerest purist aurist nearest querist resit turista tourista searest verst arrest presto purest barest crest resat direst rest christy breast preset reest diarist first rearrest barista grist surest dourest prest arista verist rarest aristo airest aorist wrist queerest jurist drest wrest touristy serest freest dearest lyrist triste yarest
dries dares daresay dories drees dress dressy dures duress tries riders dietaries dieters