陰險毒辣

treacherous and murderous

old variant of 辣[la4]

hot (spicy) / pungent / (of chili pepper, raw onions etc) to sting / to burn

poison / to poison / poisonous / malicious / cruel / fierce / narcotics

cruel / sinister / vicious

surname Yin

overcast (weather) / cloudy / shady / Yin (the negative principle of Yin and Yang) / negative (electric.) / feminine / moon / implicit / hidden / genitalia

treacherous / sinister

danger / dangerous / rugged