kinsperson (noun) brother: male sibling
Sinonime: absurd, baked,
balmy*, bananas,
bonkers*, cracked, crazed, daft,
demented, deranged, dippy,
flaky*, flipped out, foolish, freaked out, fried, idiotic,
insane,
irrational, kooky, loco, maniac, maniacal,
nonsensical, nutty,
preposterous, psyched out, psychotic, schizoid, screwy,
stupid, unsound, whacko,
zanyAntonime: healthy, sane, sensible