Manual Labor
Labor, Work
noun, verbal noun, の adjective
The labor work is when you're doing work with your body, right? That's manual labor.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
この仕事、労働時間がすごく長いんです。
The labor hours are very long at this job.
クライアントとのゴルフは休日労働じゃないんですか？
Isn't golfing with clients considered holiday work?
この歳で激しい肉体労働はキツいです。
Intense physical labor is hard for people at this age.