Growling rhymes with:
controlling, enrolling, patrolling, roehling, rohling, roling, rolling, strolling, trolling, bohling, boling, bolling, bowling, cajoling, consoling, controlling, doling, enrolling, extolling, foaling, holing, koelling, paroling, patrolling, poling, polling, roehling, rohling, roling, rolling, strolling, tolling, trolling
Growling sounds like:
garling, garlinghouse, gerling, grayling, grilling, grueling