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