Toil (verb)

1. Work hard and continuously, especially at manual labor.
2. To work hard and continuously, especially at manual labor.

Origin:

Middle english: from old french toiller, from toil "cloth", from latin telum "web, fabric", from tegere "to cover".

Examples:

1. He toiled in the fields all day.
2. I have been toiling away at this project for months.
3. She toiled in the kitchen for hours to prepare dinner.
4. The workers toiled in the hot sun.
5. Toiling in the garden all day made me feel exhausted.