Here's what rhymes with waitingly.
gratingly irritatingly nauseatingly hesitatingly fascinatingly aggravatingly titillatingly deprecatingly devastatingly penetratingly illuminatingly accommodatingly invigoratingly unhesitatingly exasperatingly calculatingly humiliatingly infuriatingly ingratiatingly intimidatingly excruciatingly Words that almost rhyme with waitingly
ragingly engagingly achingly basically amazingly scathingly rakishly creatively unfailingly evasively piratically jadedly persuasively animatedly pervasively unavailingly imitatively abrasively qualitatively meditatively prosaically entertainingly authoritatively appreciatively collaboratively exaggeratedly legislatively lackadaisically algebraically uncomplainingly complicatedly exasperatedly manipulatively administratively