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.
tourneys turns dourness taurines dourines ternes trones trines triunes turions trienes tureens trounce trannies terrenes terrines trueness terranes trainees tarns durns terns trans tyrannies tarriness teariness triens tronas trance drones treens trains durions truancy durance durians dryness diurons terreens dearness direness terrains tarriance tyrannise tyrannize tyrannous darns drains drowns
barneys carneys tourneys journeys gurneys terrines terranes dourness queerness serines furanes boranes pyrenes prunes brines drones ternes dearness irones nearness marines corneas ernes byrnies gyrenes trines urines sheerness farness taurines fairness burnies cranes murines sourness runes carnies pyrones purines poorness dourines liernes sciurines neurones neurines terrenes arenes kernes crones bournes guernsey serenes harness trones chorines shrines