n.s.v.i.p
A person who thinks they're important but nobody else does
My boss is an n. s. v. i. p. He yells at me for coffee spills but forgets my birthday.
My cousin is an n. s. v. i. p. She texts me every day but never replies to my messages.
My gym teacher is an n. s. v. i. p. He gives me extra laps but forgets my name.