努 means toil
diligent, as much as possible
A slave's full strength: strive.
On'yomi
- ドdo
Kun'yomi
- つと(める)tsutomeru
How it's built
- 奴
- 力strength
Common words
- 努力どりょくeffort; exertion
- 努めてつとめてas much as possible; as far as possible
- 努めるつとめるto endeavor (to do); to endeavour