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.
nidus nodus nides nodous naiads naiades nuts nits nods nutsy nudes knits nodes nites needs nadas wynds kneads knouts nodose nudies neddies noddies nets
nidus ids kudus duos kids guides geoids caids adieus aids aides qaids lidos bides bidis modus medius loids nides nodous odious raids rids sayyids situs didos tedious tides wides hyoids midis guids eidos lids coitus iodous gids hides voids vodous ides dues fids vids medusa maids mids naiads quids fidos bids nodus radius rides saids sides zooids duds teiids whids chides yids
nide nidi endue indue cnida cnidae snide undue