Devilnish

To do something evil. Someone who defines as an evil person/devil will do devilish/devilnish things

Bro, that girl stole a pencil from a teacher and never gave it back. That’s pure devilnish

Nonster

It’s similar to monster (typical typo of it) but worse, the worst thing you could possibly call a person when they are being mean, rude, unfair, etc.

Bro her picks got leaked by Jordan. Jordan’s a fucking nonster