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