This is the 19652nd most frequent Korean word.
언성을
"언성을" is the accusative form of "언성," meaning "tone of voice" or "vocal tone."
In this sentence, '언성을' is used to describe the act of raising one's voice during a disagreement.
그들은 언성을 높이며 논쟁을 시작했다.
They raised their voices and started arguing.
Here, '언성을' refers to managing the tone or volume of one's voice appropriately in a formal setting.
회의 중에 언성을 낮춰야 한다는 조언을 받았다.
He was advised to lower his voice during the meeting.
In this context, '언성을' relates to keeping one's voice even and calm to suit the atmosphere of the situation.