intentionally Antonyms

unintentionally accidentally by guess or by God by guess or by golly by guess or by gosh unconsciously for some reason unwittingly for no reason at haphazard by coincidence by guess and by golly by haphazard by lot by the seat of one's pants by the seat of your pants in a disorganized manner in a haphazard way by accident against one's better judgment by mistake arbitrarily circumstantially happily innocently instinctively involuntarily randomly by chance unexpectedly incidentally inadvertently at random every which way haphazardly unknowingly insentience leaving things to chance