Deductions rhymes with:
abductions, introductions, production's, productions, productions', reductions, reproductions, abductions, constructions, instructions, introductions, obstructions, production's, productions, productions', reconstructions, reductions, reproductions
Deductions sounds like:
d'agostino's, d'estaing, dakotans, decadence, deciding, decoding, dedicating, deducting, destinies, detecting, dickstein's, dicostanzo, dictating, digesting, disdaining, disdains, disgusting, disquieting, dissecting, dissections, dissidence, distance, distances, distinguish, distinguishes, dusting