This is the 463rd most frequent Korean word.
손을
"손을" means "hand" (object marking particle).
In this sentence, "손을" refers to the physical hand being extended as a gesture of seeking assistance.
그는 손을 내밀어 도움을 요청했습니다.
He extended his hand to ask for help.
Here, "손을" represents the act of washing one's hands, a typical action before a meal in many cultures.
나는 손을 씻고 식사를 시작했어요.
I washed my hands and started eating.
In this case, "손을" relates to the movement of the hand used in a greeting gesture.