Imposter

A word meaning:
a. To not fit in and feel like you're in the wrong crowd
b. One of a collection of words that nine year olds will say on a daily basis after playing the game 'among us'

Guy 1: ..so then I snuck through the vents, and that's how I evaded my taxes!
Guy 2: Oh my god, you vented? You're such a sussy imposter!