bluff

a high steep bank (usually formed by river erosion)

pretense that your position is stronger than it really is; "his bluff succeeded in getting him accepted"

the act of bluffing in poker; deception by a false show of confidence in the strength of your cards

deceive an opponent by a bold bet on an inferior hand with the result that the opponent withdraws a winning hand

frighten someone by pretending to be stronger than one really is

very steep; having a prominent and almost vertical front; "a bluff headland"; "where the bold chalk cliffs of England rise"; "a sheer descent of rock"

bluntly direct and outspoken but good-natured; "a bluff but pleasant manner"; "a bluff and rugged natural leader"