Vocabulary
무뚝뚝하다
blunt, unsociable in manner
Meaning
Describes someone who is curt and does not readily show warmth or emotion; not necessarily unkind.
Why this form?
차갑다 — “cold”: may suggest emotional distance; 무뚝뚝하다 emphasizes blunt or unexpressive manner.
Examples
윤기는 정말 무뚝뚝해 보인다. — Yoongi looks really reserved and curt.
말투가 무뚝뚝해요. — His way of speaking is blunt.