Jactancy

Jac´tan`cy

    (jăk´tan`sŷ)
n.1.A boasting; a bragging.
References in periodicals archive ?
Defined as 'a general term of contempt for saucy or paltry fellows', 'Jack' also evokes Latinate terms like jactator ('a cracker or boaster') and jactancy ('a vain boasting').