casual

Synonyms of CASUAL

adjective

accidental, unplanned, spontaneous, fortuitous, adventitious, unexpected, unforeseen

irregular, capricious, erratic, hit-or-miss, odd, infrequent, random

perfunctory, unconcerned, careless, apathetic, aloof, nonchalant

incidental, insouciant, easygoing, nonchalant, breezy, aimless, effortless