Vocabulary
어둡다
be dark
Meaning
Adjective: to be dark or lacking light.
Why this form?
캄캄하다 — pitch-dark: strong darkness; 어둡다 also covers dim lighting.
Useful forms
ㅂ-irregular: 어둡다 → 어두워요 → 어두웠어요.
Examples
전부 어두웠고… 그냥 목소리만 들렸어요… — Everything was dark… I could only hear voices…