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.
venae vena veena venue vein vina faena veiny faunae fen van vain vane vine vino viny
venae nae gene genie genoa genua hygiene hymenia henna nene pennae seine scena senna xenia dene duenna taeniae teniae wienie sheeney hyaena pinnae venue vena scene faunae faena eyne benne bene leone veena minae penna renew penne sene sienna zonae diene taenia tenia weenie choanae sheenie hyena