art careless (verb) endanger: put in jeopardy
Sinonime: batty, campy,
crazy, daffy, dippy,
flaky*, fooling around, foolish, for grins, freaky, gagged up,
goofy*,
idiotic,
illogical,
inane,
incongruous,
irrational, jokey, joshing,
laughable, loony,
ludicrous,
nonsensical, nutty, off the wall,
preposterous,
sappy*, screwy, silly,
stupid, tomfool,
unreasonable, wacky
Antonime: certain,
logical,
rational,
reasonable,
sensible,
wise