Sentence:  We have not the strength with which to fight this man; we must dissimulate, and win, if win we can, by <WSD>craft</WSD>. 
Meaning of the word marked with <WSD> tags:  Cunning, art, skill, or dexterity applied to bad purposes; artifice; guile; subtlety; shrewdness as demonstrated by being skilled in deception (13th century).