TACT

tact:
- acute sensitivity or aesthetic perception (Example: He could convert the play into a movie script with remarkable skill and tact.)
- ability to say or do the right thing without offending in dealing with others (Example: By the use of tact, I could calm my jealous girlfriend.)

MYRMIDON

myrmidon:
- a loyal follower who executes orders unquestioningly or unscrupulously
- (Capitalized) a member of the legendary Thessalian people who followed Achilles on the expedition against Troy

ERSATZ

ersatz: inferior substitute; inferior imitation (Example: I looked it over to show I was alert, not because I'd know an ersatz from the real thing. [Reference: NEUTRON STAR by Larry Niven])

CUPIDITY

cupidity:
- strong desire for wealth; greed; avarice
- strong desire