Sentence:  You are worried about getting sick yourself, but the etiquette of asking someone to go home or to stay in bed is tricky to navigate. Some of your colleagues are ready to march the snot-nosed <WSD>sicko</WSD> out the door, but you wonder just how much of a problem it really is to breathe the same air. 
Meaning of the word marked with <WSD> tags:  A physically ill person.