From Wiktionary, the free dictionary
ê ẩm
- dully painful
2001, Chu Lai, Cuộc đời dài lắm, NXB Văn học, page 21:Không dám chợp mắt dẫu đầu óc ê ẩm, thân thể mỏi nhừ.- He did not dare nod off, even though his head hurt in a dull way and his body was exhausted.