Here's what rhymes with nguma.
summa puma satsuma Words that almost rhyme with nguma
una tuna duenna lacuna vicuna outta oeuvre ua hua tua hula scuba tuba chukka doodah supra sutra macula pupa stupa pukka louvre helluva bazooka beluga fistula manoeuvre scrofula barracuda appaloosa hallelujah incunabula outmanoeuvre