Here's what rhymes with hyporeaction.
reaction faction fraction traction inaction retraction redaction overreaction attraction diffraction refraction exaction impaction detraction interaction satisfaction transaction abstraction distraction subtraction compaction infraction rarefaction benefaction stupefaction protraction petrifaction malefaction vitrifaction contraction extraction liquefaction putrefaction counteraction dissatisfaction Words that almost rhyme with hyporeaction
taxon waxen maxim flaxen klaxon fashion passion sanction mansion ration caption lation tation happen captain hadn barren cabin cannon canon famine wagon chaplain gallon salmon baron canyon fasten satin bastion canton falcon haben saffron blacken bracken dampen fatten hangman jasmine latin madmen slacken adaption banyan batten mammon refashion sadden scansion talon gammon madden badman badmen taxman gasman taxmen imagine abandon dragon assassin plankton prolactin stallion flatten plantain capstan chanson flagon gladden handgun platen batsman dispassion scallion triathlon damson trashcan flashgun raglan refasten sandmen expansion compassion grandson battalion phytoplankton medallion reexamine zooplankton clansmen diapason landsman unfasten clansman gravamen pentathlon bandsman gyrfalcon companion craftsman draftsman draughtsman contraption draftsmen upperclassman rapscallion underclassman