bluff

good-naturedly direct, blunt, or frank; heartily outspoken: a big, bluff, generous man.

presenting a bold and nearly perpendicular front, as a coastline: a bluff, precipitous headland.

a cliff, headland, or hill with a broad, steep face.

North Dakota, Wisconsin, and the Canadian Prairie Provinces. a clump or grove of trees on a prairie or other generally treeless area.

to mislead by a display of strength, self-confidence, or the like: He bluffed me into believing that he was a doctor.

to gain by bluffing: He bluffed his way into the job.

to mislead someone by presenting a bold, strong, or self-confident front: That open face makes it impossible for him to bluff.

an act or instance or the practice of bluffing: Her pathetic story was all a bluff to get money from us.His assertive manner is mostly bluff.

a person who bluffs; bluffer: That big bluff doesn't have a nickel to his name.

to pretend to be confident about an uncertain issue or to have undisclosed resources, in order to influence or deter (someone)

deliberate deception intended to create the impression of a stronger position or greater resources than one actually has

call someone's bluff to challenge someone to give proof of his claims

a steep promontory, bank, or cliff, esp one formed by river erosion on the outside bend of a meander

Canadian a clump of trees on the prairie; copse

good-naturedly frank and hearty

(of a bank, cliff, etc) presenting a steep broad face