baffling

adj: a baffling crime 难於侦破的罪案.

bactericidal, bacteriologist, bacteriology, bacterium, bad, bad debt, bad lands, bad language, bad-mouth, bad-tempered, baddy, bade, badge, badger, badinage, badly, badminton, badness, baffle, bafflement, BAFTA, bag, bagatelle, bagel, baggage, baggage car, baggage room, baggily, bagginess, baggy, bagpipes, bags, bah, bail, bail (also bale), bail / beIl; bel/, bailey, Bailey bridge, bailiff, bairn,