boasting (part of speech: verb)
pretending (part of speech: verb)
- His bluffing had failed. - "A Canadian Bankclerk", J. P. Buschlen.
- All life was a gigantic bluff, and you encouraged yourself in your bluffing by the certainty that everybody else was bluffing just as hard. - "100%: The Story of a Patriot", Upton Sinclair.
- I suspected he was bluffing; still it was possible he wasnt. - "Greener Than You Think", Ward Moore.