Deubler rhymes with:
abler, babler, bibler, cabler, cobler, deibler, dobler, doebler, enabler, gabler, gebler, gibler, giebler, gobbler, gubler, hebeler, hubler, humbler, kabler, kibler, kobler, kubler, kuebler, liebeler, stabler, tabler, tobler
Deubler sounds like:
defleur, deibler, deplore, devillier, dievler, dobler, doebler, doppler, dubilier, dupler, duvalier