toil

The toil of building the house took several months.

家を建てる苦労は数ヶ月かかった。

The prisoners were subjected to toil in the harsh conditions.

囚人たちは過酷な条件下での苦役を強いられた。

He toiled through the night to complete the assignment.

彼は課題を終わらせるために夜通し働いた。