outbluff
/ˈaʊtˌblʌf/Definitions
1. verb
to deceive or cheat someone by pretending to be more confident or bold than one really is
“He tried to outbluff his opponent at poker but ultimately lost the game.”
2. noun
the act of deceiving or cheating someone by pretending to be more confident or bold than one really is
“His outbluff at the negotiation meeting nearly cost him the deal.”