Permutations rhymes with:
mutations, amputations, computations, mutations, amputations, computations, mutations, adaptations, amputations, annotations, citations, computations, confrontations, connotations, consultations, crustaceans, decapitations, deportations, exhortations, expectations, flirtations, hesitations, imitations, infestations, interpretations, invitations, irritations, limitations, manifestations, meditations, misrepresentations, mutations, notations, orientations, palpitations, plantations, presentations, protestations, quotations, recitations, rehabilitations, representations, reputations, rotations, solicitations, station's, stations, stations', temptations, transportation's, visitations
Permutations sounds like:
parenting, permeating, permitting, permutating, premonitions, prentnieks, printing, printing's, printings, promoting, promotions