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.
trued tared tread tyred tired tried treed tarred tiered toured teredo teared trad tarried tret turd trod trode trout dared tardo tardy dreed trite triad trade torte dured dried druid dread treat triode treaty trouty toroid terret torrid tirade turret terete deaired tart tort trot
rued trued red peered bared erred aired married veered barred tyred caried cored proud cered bred rared jarred birred hurried curried paired chaired crude harried brede quarried foredo laired haired buried shored cried chirred aeried bored fared credo ferried furred shared oared tarried tiaraed tared sheered neared tried tread sired teredo charred freed shrewd tired reread druid dreed pureed waired wired chored zeroed wherried maraud berried gored parred juried loured breed deaired geared warred pored preed jereed sored herried queried sered whirried moored gnarred wried cured poured brute mured quired varied knarred cred virtue rede carried fried creed read cruet faired purred feared jerreed redo seared eared hired rudd crud marred nereid leered parried burred oread bread ired cared queered heired jeered fraud mired reed pried garred serried fired treed tiered dried redd pared gyred rude soared greed dured dared lured perdue wared curred reared roared chared hared whored cheered wearied whirred soured worried uredo prude choired toured teared tarred churred sheared shirred shred dread shroud yirred
true tare tire tore tree trey tyre ruder rudery strew