Cautioning rhymes with:
airconditioning, apportioning, auctioning, auditioning, captioning, commissioning, conditioning, cushioning, decommissioning, fashioning, freshening, functioning, malfunctioning, mentioning, motioning, optioning, partitioning, petitioning, positioning, rationing, reconditioning, repositioning, sanctioning, sectioning, stationing, transitioning, vacationing
Cautioning sounds like:
cadence, cadences, cadmus, cascading, casting, castings, castonguay, catanese, catatonic, cattanach, cautions, ceding, chattanooga, chattanooga's, chattanuga, chatting, cheating, chestang, chetniks, chiding, chitinous, citations, citing, coasting, coating, coatings, codding, coding, coexistence, coexisting, costanza, costanzo, costing, costumes, cotton's, cottons, cuauhtemoc, custodians, customize, customizes, customs, cuteness, cutting, cuttings