Vocabulary
뻔히
plainly, perfectly well
Meaning
뻔히 — An adverb indicating that something is obvious or fully known, often in 뻔히 알다 (“know perfectly well”).
Why this form?
분명히 (“clearly, definitely”) emphasizes certainty or clarity; 뻔히 often suggests something is glaringly obvious.
Examples
태형은 내가 거짓말했다는 걸 뻔히 아는 얼굴로 나를 본다. — Taehyung looks at me as though he knows perfectly well that I lied.
뻔히 알면서 왜 물어봐요? — Why ask when you know perfectly well?