Pikicist 

Noun- (pike-Ə-sist) A person who withdraws from a commitment, but is so wrapped up in themselves, that they fail to accept responsibility for their inaction, shifting their guilt to resentment directly towards the promisee.
From Piker+ Narcissist

Don't trust Donny's word, he's a Pikicist.

Or
Donny's a Pikicist, he won't finish the job and will try to make you feel bad for expecting him to do so.

Pikicist by bbqjoe January 18, 2020