p-noid
a crazy fear that hits you when you're high and you think everyone is out to get you because you're too messed up to know better.
'I swear that barista is following me. I'm not crazy, I'm just p-noid.'
'He's been p-noid since he hit that third hit. Now he's arguing with the ceiling.'
'She started screaming at the elevator because she thought it was a spy. Classic p-noid.'