Verbseoul.
하다 verb (adj)
음침하다eumchimhadato be gloomy, dismal, somber

To say to be gloomy, dismal, somber politely in the present tense, use 음침해요 (eum-cheem-hae-yoh). Below is the full conjugation of 음침하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
음침해
eum-cheem-hae
음침해요
eum-cheem-hae-yoh
음침합니다
eum-cheem-hahm-nee-dah
Past
음침했어
eum-cheem-hae-ssuh
음침했어요
eum-cheem-hae-ssuh-yoh
음침했습니다
eum-cheem-hae-sseum-nee-dah
Future
음침할 거야
eum-cheem-hahl- -guh-yah
음침할 거예요
eum-cheem-hahl- -guh-yae-yoh
음침할 겁니다
eum-cheem-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
음침하세요
eum-cheem-hah-sae-yoh
Suggestion / Let's Polite (요)
음침해요
eum-cheem-hae-yoh
Question Polite (요)
음침해요?
eum-cheem-hae-yoh-?
Connective “and” — (고)
음침하고
eum-cheem-hah-goh
Conditional “if” — (면)
음침하면
eum-cheem-hah-myuhn
Noun form — (기)
음침함
eum-cheem-hahm