Here's what rhymes with morphinane.
main mane inane gain pain remain chain rain reign ln vain vein cane insane lane sane fain lain pane rein bane tain vane wane deign feign moraine arraign thane wain chicane murrain brain domain grain plain plane strain train attain retain drain slain stain champagne humane regain terrain crane detain twain certaine germane humaine skein urbane romaine sprain swain ingrain contain maintain obtain campaign sustain ascertain refrain cocaine disdain restrain hurricane mundane pertain ordain arcane overlain urethane retrain reattain explain complain entertain profane abstain aeroplane sugarcane butane cellophane halothane inhumane appertain monoplane coxswain windowpane wholegrain constrain legerdemain foreordain preordain reexplain polyurethane hydroplane demimondaine Words that almost rhyme with morphinane
name maim same came game fame shame lame tame dame became claim frame blame flame filename inflame rename defame forename overcame reclaim acclaim aflame declaim proclaim exclaim disclaim selfsame aspartame ballgame quitclaim counterclaim