Excessively rhymes with:
successively, obsessively, successively, aggressively, impressively, obsessively, progressively, successively, aggressively, cohesively, comprehensively, compulsively, conclusively, decisively, defensively, derisively, effusively, exclusively, expensively, explosively, extensively, impassively, impressively, impulsively, inconclusively, inexpensively, intensively, massively, obsessively, offensively, passively, persuasively, progressively, reflexively, successively
Excessively sounds like:
equable, esquibel, esquivel, excusable, expel