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.
sherries sherris cherries shris shiers shears shores shares shoers sheers shires shirrs sharias chirres cheerios shariahs chores chares charrs chirrs churrs shrews cheers charros cheeros churros
berries lorries cherries hurries corries quarries terries wherries gurries jerries murries gharries perries ferries worries sherries tarries whirries marries serries derries kerries harries curries durries carries parries herries bries sirrees wries caries diaries cries furies rares tories murres varies curies morris juries paries sauries barrios dowries dairies veeries gharris dearies kerrias orrice queries series bourrees eyries wearies arris faeries lories aeries fairies dories tries peeries orris buries barres tarres pries kauries dries murreys derris fries surreys cowries chirres kyries sherris res
sherry cherry shear sheer shier shirr shoer usher