Samheiti: alligatored, around the bend, balmy, barmy, bats, batty, bonkers, break, break through, break up, buggy, chapped, check, collapse, crack, crack up, crackers, crock up, daft, dotty, fruity, haywire, kookie, kooky, loco, loony, loopy, nuts, nutty, roughened, round the bend, snap, wacky, whacky