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.
furanes furans furanose furriness furnace farness ferns fairness firns freeness frons fieriness frowns farinas frounce farinose variance frenzy varnas phrensy virions wyverns
boranes furanes cranes terranes moraines drones serenes pyrans fairness prawns poorness guaranas carnies saurians ternes trones parians liernes arenes guaranis dearness murrains neurines marines ernes shorans bournes trans terrines dourness serranos farness grans currans irones chorines puranas furans durians brains burnies burans brines brawns brans kernes trains tourneys corneas prunes gyrenes carneys ranees serines journeys runes sarans trines sourness gurneys ranis rains queerness pyrones roans guaranies rance purines groans grains sheerness byrnies dourines crones prance barneys piranas sciurines murines nearness harness pyrenes drains urines neurones durance taurines marranos terrains lorans terrenes trance shrines