bullywanker 

a derogatory name given to someone who is an avid liar; it also implies that they have done something improper, usually sexually. Properly said with a slightly British accent. May also be used as an exclamation.

Girl 1: "I have something to tell you."
Girl 2: "What is that?"
Girl 1: "I slept with your brother."
Girl 2: "YOU BULLYWANKER!"

bullywanker by Just Your Mother January 9, 2011

[bullshanker]

To lie,bullshit in a flagrant, never ending way.

After listening to him for an hour I knew he was abullshanker,nothing he said was true.

[bullshanker] by William Boshank November 26, 2007

bellywonkers 

Undergarments, most likely belonging to a homosexual European

Don’t get your bellywonkers in a wad

bellywonkers by Raquees June 7, 2021