You pick up your diction from the people you hang around, so if you're casually dropping words that most people don't use, they act as signatures of those people. Humans are really good at noticing such subtle patterns and inferring information from them. Gaslighting them when they do is dumb.

Humans are amazing at finding patterns that aren’t there also.

Gaslighting is when I say some dumb shit and people tell me that it's dumb