쳐다보다 means "Look at" 열이 나다 means "have a fever"

미련이 남다 = have a lingering unresolved feeling (after splitting with someone or giving up on something). 열이 나다 = 1) have a fever, 2) get angry (but "to be angry" is more often said as 열받다) 제사를 지내다 = have a formal rite of remembering ancestors (for parents or ancestors who passed away). 미움을 받다 = become the object of a hatred. Be hated by someone. 고개를 숙이다 = 1) lower one's head. 2) concede defeat, lose spirit, or give up on something (figurative use). 영향을 주다 = influence someone or something. 꾀를 부리다 = evade work and loiter. Shirk responsibilities instead of working hard. 쳐다보다 = look at a person or thing (usually with a strong or serious stare).