열폭 /yeol-pok/
Jealousy rage / Inferiority outburst
Short for '열등감 폭발' — inferiority complex explosion. Lashing out aggressively due to envy or feeling inferior to someone.
Examples
저 댓글 완전 열폭이네
That comment is pure jealousy rage
열폭하지 말고 그냥 칭찬해줘
Stop being jealous and just give a compliment