Here's what rhymes with ninini.
meanie meany genie genii nomine teeny beanie sheeny weenie weeny wienie serine briny blini leucine methionine carinii pontine threonine valine bikini martini zucchini leonine terrine patinae saturnine linguine tyrosine kerosine fettuccine gaberdine signorine tortellini Words that almost rhyme with ninini
seamy dreamy creamy steamy needy nisi meanly mealy meaty midi uneasy viii keenly neatly leafy leaky meekly fieri seedy weedy beady cheeky cheesy peaty reedy sneaky tipi beefy kiwi measly wheezy weepy geeky peachy peaky phoebe chichi lychee peewee teensy wheelie weensy wheelies weepie peachier chiefly deeply freely treaty weekly query greedy ideally speedy weakly cheaply feebly greasy sleepy specie cleanly naively breezy gipsy libri seemly steely creepy fleecy queasy queenly sleazy sweetie creaky unready freaky preachy yeasty freebie greenly sleety tweedy cliquey seemlier freebee preachier briefly routinely uniquely steeply sweetly xviii beastly entreaty unseemly unwieldy xxviii principe xxxviii banditti squeaky tsetse bleakly streaky genteelly speakeasy squeegee uncleanly wapiti fleetly sleekly dashiki greenfly screechy unseemlier screechier obliquely priestly graffiti biweekly semiweekly stormily umbilici biyearly semiyearly completely inferiorly extremely discreetly incompletely discretely indiscreetly barbarically