"Bluffer" is a word in ENGLISH

bluffer ENGLISH
Definition:

One who bluffs.

Few words of positivity

Kitai blinked slowly. "Why would you use the same word for these things? That is ridiculous.""We have a lot of words like that," Tavi said. "They can mean more than one thing.""That is stupid," Kitai said. "It is difficult enough to communicate without making it more complicated with words that mean more than one thing.

Jim Butcher, Academ's Fury

WORD SUGGESTIONS
Laugh your heart out.

Knock KnockWho's there !Becker !Becker who ?Becker the devil you know !

bluff ENGLISH

To frighten or deter from accomplishing a purpose by making a show of confidence in one's strength or resources; as, …

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A series of limestone strata found in Ohio and farther west, presenting bluffs along the rivers and valleys, formerly supposed …

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