Reassuring rhymes with:
assuring, assuring, ensuring, insuring, alluring, assuring, curing, during, enduring, ensuring, insuring, luehring, luhring, luring, maturing, mooring, obscuring, procuring, securing, touring, turing
Reassuring sounds like:
reassurance, reassurances, recurrence, recurring, rejiggering, requiring, rogernomics, rosecrans, rosekrans