bluff

(poker) To make a bluff; to give the impression that one's hand is stronger than it is.

(by analogy) To frighten or deter with a false show of strength or confidence; to give a false impression of strength or temerity in order to intimidate and gain some advantage.

To take advantage by bluffing.

(Manglish, Singlish) To give false information intentionally; to lie; to deceive