/ja-a-bi-dae/
origin · Source
The phrase combines 자아, meaning ego or self, with 비대, meaning enlargement or hypertrophy. It existed as a descriptive Korean expression before becoming common in online criticism, where it is used less as a clinical term and more as a sharp label for inflated ego, entitlement, and self-importance. The exact first online use is unclear, so the year is approximate.
ex)
2ex)
"I keep replaying one awkward sentence from yesterday. My self-consciousness is really too much."
originThe phrase itself comes from standard Korean words meaning excessive self-consciousness, but its internet usage became more visible in the 2010s through communities, blogs, and social media posts about relationships, social fatigue, and overthinking. The exact first online use is unclear, so the year is approximate.
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kul-jjin
ex)
"He said everyone else was too emotional, then wrote five angry replies to one comment. Total kul-jjin energy."
originThe expression likely grew out of Korean online communities in the 2010s by combining “cool” with the clipped insult “찐” from “찐따.” It spread as a label for people who perform emotional detachment online but react sharply when their own ego is touched; the exact first use is unclear.
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jjin-teuk
ex)
"I rewrote the message ten times and still did not send it… total 찐특 moment."
origin찐특 appears to have grown out of Korean online-community list humor, where posts collect ‘types of people’ under a repeated pattern like ‘X 특징.’ Its exact first use is hard to verify, but by the early 2020s it was common in DCInside-style community posts, short-form videos, and meme captions.
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na-il-li-ji
ex)
"He keeps saying juniors should listen just because he is older. That is pure nail리지."
originThe expression blends 나이 (age) with mileage, comparing age-based entitlement to reward points being cashed in for benefits. It was already appearing in Korean slang explainers by the mid-2010s, so 2016 is a documented-reference year rather than a certain coinage date; current usage still centers on criticizing kkondae behavior, seniority culture, and unreasonable demands for deference.
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