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.
fared feared faired fard fired fried farad freed furred foredo varied ferried faraday fart fret ford forte fordo fiord fraud fretty ferret veered variate ferrate ferrite ferrety variety gheraoed fort frat frit
eared wared fared cared feared shared sheared roared neared chared soared tared bared geared reared hared oared dared teared rared pared seared red cried marred creed hoard berried garred foredo read redd bard curred peered varied burred caird cred jerreed aeried waired mired gyred buried rued sired knarred cured caried sard fired card tardo hard loured laired nard paired jeered bored teredo heard dried deaired whirried wired chaired toured warred cheered sered churred choired shard cered ward shirred sored shred tiaraed yard dured wherried nereid bred lard greed faired gored breed cored quarte guard jereed juried pried herried trued bread lured freed pardi queried preed chard barde tyred hurried carte mured dread aired tarried leered garda furred poured heired pard lardy ferried curried gheraoed sarod arid hired liard tardy quarried ired erred pardy reed board birred harried haired wried treed fard tiered credo dreed brede pureed zeroed carried parried uredo gnarred married tried reread redo laird beard purred jarred tarred oread farad veered rede parred pored hardy barred fried whirred chirred moored whored worried serried tread charred queered chored shaird caret quired tired sheered wearied shored shrewd yaird soured yirred
fare far froe free frae fore fire fiar fear fere farrow faro fairy fair faery faerie afar