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