impat effugue

(petty escape in English)
𝘯𝘰𝘶𝘯

someone who dishonestly admits that they're wrong only cause they don't want to continue arguing with the person.

𝘷𝘦𝘳𝘣
the deceit of fleeing from an argument by pretending to disclose yourself, often impossible to spot

Y: "What did you do? You just broke my gym-set."
X: "Yeah, sorry, my fault. I'm gonna go take a dookie."
Y: "Yeah right, Mr. impat effugue. Like you really would change your mind that fast."