Peridious 

A God in the Motion Graphics and Arts field: Peridious feels like a fast paced thrill ride with twists and turns of raveshing fufillment. A Master of all types of gaming including console and computer.

The one and only Peridious.

Peridious by Matt Luckey October 14, 2006

Percious

A very mean a rude troll. Percious doesn’t care how you feel and only wants to make you mad. Percious is the kind of person who would destroy your Minecraft house.

Jeez! Shut up percious!

Percious by Mrpercious December 28, 2019

pernicious

adj. causing great harm, or death, or something else real bad.

DAMN that was a pernicious fart.

pernicious by Emetic August 28, 2003

perfidious 

deceitful, treacherous, faithless, tending to betray

Billy is a very perfidious boyfriend.

perfidious by cumtome December 18, 2008

persidious

adj.

A play on the words "perfidy" and "insidious". It pertains to an act of treachery that is masked by a seemingly strong sense of justice or righteousness.

Persida Acosta's crusade against Dengvaxia is PERSIDIOUS ambulance chasing.

persidious by alt_DOH September 26, 2019

perilous 

full of hazard and danger.

kelsey you dumbfuck! you just set the mirror on fire! you're such a perilous idiot!

perilous by RockChick1993 June 2, 2007

Pernicious Love 

Having love for somebody that causes harm towards you, knowing full well it’s bad for you. You want to stop, but you always come back.

“I don’t understand how she keeps coming back to that monster!”

“She’s feeling pernicious love.”

Pernicious Love by Luca Simpson January 11, 2019