Here's what rhymes with naphthyridine.
pine dine tine line fine nine sign mine wine shine spine thine iodine sine vine brine sein twine whine opine stein zine design divine define assign benign shrine resign align refine supine swine pyridine affine aline decline atropine cysteine palatine redefine redesign serpentine thiamine hyperfine malign proline thymine anodyne recline entwine realign reassign valentine celandine cosign alkaline confine dopamine undermine incline turpentine underline consign saccharine enshrine recombine waterline asinine byzantine calamine columbine superfine eglantine interline crystalline endocrine borderline concubine centerline lacustrine monoamine porcupine anticline crinoline intertwine timberline clementine reconsign epinephrine exocrine imipramine disincline neuroendocrine noncrystalline norepinephrine polycrystalline tetracycline Words that almost rhyme with naphthyridine
time dime beim chime chyme prime lime rhyme hym rime heing mime thyme crime climb clime slime grime sauteing anteing maritime paradigm sublime overtime anytime lysozyme onetime summertime suppertime birdlime begrime mistime mesenchyme dinnertime pantomime wintertime flexitime environ