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.
echoes eches echos etches
shoes echoes reechoes toeshoes reshoes beeches baches vetches riches hoochies sashes hitches eches chose chews boches echos cachous gauchos leches gushes catches quaiches aches chess leeches miches hashes matches hotches fiches fashes cutches ouches coshes wyches loaches bushes cooches latches batches chows coaches leashes ditches pishes lychees rotches pouches poaches noshes rechose rushes touches knishes tushies watches reshes whooshes wishes wooshes chowchows rashes dashes duchies shoos quiches ruches hutches butches lichees reaches patches vouchees sheas dishes reshows botches mutches cashews muches teaches couches niches aitches nitchies fitches seiches shes taches fitchews itches quashes mouches bashes vouches boshes joshes vichies mushes nachos cashoos moshes cuishes ashes mashies hushes rechews hooches shies beaches rushees bitches leaches gashes etches caches cashes ketches hootches fishes letches laches maches mashes liches douches pooches duchess chaos rouches shews shows lushes lashes pitches nautches fetches hatches mooches bouchees gnashes roaches quitches gouaches ratches tushes retches notches meshes machos naches deashes techies lyches peaches toshes washes pushes whishes wiches witches wretches choushes pashes shushes