Sentence:  You ought to hear some of the docs that are the sweetest old <WSD>pussies</WSD> with their patients—the way they bawl out the nurses. But labs—they seem sort of real. I don't suppose you can bluff a bacteria—what is it?—bacterium? 
Meaning of the word marked with <WSD> tags:  A coward; a weakling; an ineffectual, timid, or pathetic person. (from 20th c.)