effrontery
ef front er y
n. pl. ef front er ies
Brazen boldness; presumptuousness.
[French effronterie, from effronté, shameless, from Old French esfronte, from Vulgar Latin *effronttus, alteration of Late Latin effrns, effront- : ex-, ex- + frns, front-, front, forehead.]
example: She had the effrontery to register my cool domain name idea before I did! :-P
