Assocation rhymes with:
desiccation, detoxication, intoxication, acidification, adjudication, advocation, affrication, allocation, amplification, application, authentication, avocation, certification, cladification, clarification, classification, codification, collocation, communication, complication, convocation, decertification, dedication, deification, desiccation, detoxication, disqualification, diversification, domestication, duplication, edification, education, equivocation, eradication, excommunication, explication, extrication, falsification, fortification, gasification, gratification, identification, implication, indication, intensification, intoxication, invocation, justification, magnification, medication, misallocation, misapplication, miscommunication, modification, multiplication, notification, nullification, ossification, pacification, personification, pontification, prefabrication, prevarication, prognostication, provocation, purification, qualification, quantification, ramification, ratification, reallocation, recertification, reclassification, rectification, rededication, replication, reunification, revocation, russification, sanctification, saponification, sophistication, suffocation, unification, verification, vilification, vindication
Assocation sounds like:
academe, academia, academy, accusation, accustom, accutane, acetone, acquisition, acquitaine, actin, action, actodine, acton, agitation, agostini, agostino, agustin, akkadian, aquitaine, ashdown, ashton, association, asthma, astin, aston, auction, augustin, augustine, augustinian, augustyn, austen, austin, austine, auston, auxton, axtman, axton, azactam