Assuring rhymes with:
reassuring, ensuring, insuring, reassuring, alluring, curing, during, enduring, ensuring, insuring, luehring, luhring, luring, maturing, mooring, obscuring, procuring, reassuring, securing, touring, turing
Assuring sounds like:
accruing, acorn's, acorns, acquiring, acrimonious, acronyms, agreeing, aquariums, assurance, assurances, assyrians, auguring