blunderer

n person who makes blunders 犯粗心错误的人.

blue tit, blue whale, blue-blooded, blue-chip, blue-collar, blue-eyed, blue-pencil, bluebell, blueberry, bluebottle, bluejacket, blueness, blueprint, blues, bluestocking, bluff, bluffness, bluish, blunder, blunderbuss, blundering, blunt, bluntly, bluntness, blur, blurb, blurred, blurring, blurt, blush, blusher, blushing, blushingly, blushy, bluster, blustering, blustery, BMA, Bn, BO (also bo),