Sentence:  He ran on his plump sticks of <WSD>legs</WSD> , freezing now and again into the sudden startled attitudes which the camera had caught and held on the paling photographs , all carefully placed and glued and labeled , resting in the fat plush album in the bottom drawer of the escritoire . 
Meaning of the word marked with <WSD> tags:  a human limb; commonly used to refer to a whole limb but technically only the part of the limb between the knee and ankle