her elation was unbounded when she found that Freddy, like all youths educated at cheap, pretentious, and thoroughly inefficient schools, knew a little Latin.
She was, in short, an utter failure, an ignorant, incompetent, pretentious, unwelcome, penniless, useless little snob; and though she did not admit these disqualifications (for nobody ever faces unpleasant truths of this kind until the possibility of a way out dawns on them) she felt their effects too keenly to be satisfied with her position.
There are no more uses of "pretentious" in the play.
Show samples from other sources
Some people think she’s pretentious, but I admire her ambition.
a pretentious, self-important bureaucrat who forgets that it is her job is to serve the public