잘들어라(listen carefully), 명심해라.(warning or "keep (something) in mind"), 주의해서 듣다/새겨 듣다/여겨듣다/귀담아듣다/(listen attentively, listen carefully) and 귀를 기울이다 can be used when people have conversations, rather than speach or elder's educations. They almost have no differences