Riegler rhymes with:
peagler, siegler, spiegler, stiegler, zeagler, ziegler, agler, angler, buegler, bungler, burglar, crigler, daigler, degler, egler, finagler, flagler, gaugler, gengler, hagler, haigler, hegler, huggler, kagler, kaigler, kegler, koogler, legler, nagler, peagler, pregler, segler, shingler, siegler, smuggler, spiegler, stiegler, stigler, straggler, strangler, vogler, wagler, wangler, zeagler, ziegler, ziglar
Riegler sounds like:
raisler, recycler, regular, reichler, reseller, resler, ressler, rigler, rissler, roesler, roessler, rossler, ruseler, russler