mallard

n (pl unchanged复数不变) type of common wild duck 绿头鸭（野鸭）.

malefactor, maleficence, maleficent, malevolence, malevolent, malevolently, malformation, malformed, malfunction, malice, malicious, malign, malignancy, malignant, malignantly, malignity, malinger, malingerer, malingering, mall, malleability, malleable, mallet, mallow, malmsey, malnourished, malnutrition, malodor, malodorous, malpractice, malt, malted milk, Maltese, Maltese cross, maltreat, maltreatment, mama, mamba, mamma, mammal,