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