Key: "S:" = Show Synset (semantic) relations, "W:" = Show Word (lexical) relations
Display options for sense: (gloss) "an example sentence"
Noun
S: (n) plague, pestilence, pest, pestis (a serious (sometimes fatal) infection of rodents caused by Yersinia pestis and accidentally transmitted to humans by the bite of a flea that has bitten an infected animal)
S: (n) plague, pestilence, pest (any epidemic disease with a high death rate)
S: (n) pestilence, canker (a pernicious and malign influence that is hard to get rid of) "racism is a pestilence at the heart of the nation"; "according to him, I was the canker in their midst"