without rhyme or reason

absurd illogical incongruous insignificant irrational ludicrous mindless pointless ridiculous stupid unreasonable

asinine batty crazy daft double talk doublespeak fatuous flaky foolish idiotic imbecilic inane inconsistent mad moronic nonsensical nutty purportless purposeless simple trivial unimportant unintelligent unmeaning unsound unwise wacky

intelligent logical meaningful rational reasonable sensible

feeling wise

foolishly impulsively passionately recklessly

heedlessly inconsiderately obtusely purblindly regardlessly senselessly thoughtlessly tumultuously unreasonably unreasoningly willfully

carefully cautiously considerately purposely reasonably sensibly