This is the 1464th most frequent Japanese word.
肩
Shoulder
In this sentence, '肩' refers to the physical body part, 'shoulder', indicating that the speaker is experiencing pain in that specific area.
私の肩が痛いです。
My shoulder hurts.
Here, '肩' is used metaphorically to imply offering support or assistance during a difficult time.
彼は肩を貸してくれました。
He lent me a shoulder (helped me through a tough time).
In this instance, '肩' illustrates the concept of 'shoulder to shoulder', signifying equality or companionship.