Mutations rhymes with:
permutations, amputations, computations, permutations, amputations, computations, permutations, adaptations, amputations, annotations, citations, computations, confrontations, connotations, consultations, crustaceans, decapitations, deportations, exhortations, expectations, flirtations, hesitations, imitations, infestations, interpretations, invitations, irritations, limitations, manifestations, meditations, misrepresentations, notations, orientations, palpitations, permutations, plantations, presentations, protestations, quotations, recitations, rehabilitations, representations, reputations, rotations, solicitations, station's, stations, stations', temptations, transportation's, visitations
Mutations sounds like:
maddening, madding, madness, madonna's, maidens, maintaining, maintains, maintenance, mandamus, mandating, manhattan's, matinees, mating, matting, meat-eating, medianews, mediating, meditating, meditations, mediums, mednick, meeting, meeting's, meetings, mending, mendonca, mendonsa, mentink, mentioning, mentions, methanex, mindedness, minding, minnetonka, minting, mitnick, mittens, modems, monadnock, monatomic, monotonous, montana's, montanans, montanez, motioning, motions, motown's, mountain's, mountainous, mountains, mounting, mouthing, muddying, munitions, mutating, muting, mutinies, mutinous