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.
numina nomina noumena numen pneumonia nominee nomen gnomon newmown
mina numina nomina rumina semina limina vimina lumina lamina amin jiminy hominy myna cummin amnia ammine mien saimin imino jimminy gamine kamaaina lomein laminae damiana diamine domine mine tamein amino ramona mini haemin main remain camion famine hemin imine ammino gamin pembina minae cumin amain amboina noumena mana simian diamin domain domino amine wimmin