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.
poilus pilus pilous pilaus pileus pols plus pileous pools pilis pails polis poles pills polos piles polys polls poleis polios pilaws pilose polies pillows pollees pals puls peals plies peels ploys pales pawls plews palsy plows palls pules pleas pulse peles pulls pulis plays paillasse police policy palais please plisse paellas pelisse pulleys
hilus pilus poilus blues glues heils quills ails callus bills lues phallus lulus villus bilious moils riles milos oils bails kails gallous bolus voiles maills ills coils flues jills hills pails biles kilos plus slues sials tills shiels chylous diols chilis chiels roils wiles wails rials tolus toiles rails nills ceils talus piles dials pilis sulus zills milieus soleus noils sills foils pilous veils vails malleus gills mailes silos viols ceilis deils guiles solus tils phials tails wills nils ulus riels fails lieus vials folious jealous hails pilaus gallus callous boils pileus villous pills vills nails shills fills chills miles jails clues kills mils ileus mills bullous files mails filos coleus flus lilos sheilas fils quails values reoils rills sails soils zealous dills tiles toils whiles chiles yills
poilu pol spill apollo poly pollee polio pole pily pillowy pillow pill pilei pili pilea pile pilaw pilau pial pail poll polo pool spile spoil