戻 means re-
return, revert, resume, restore
A dog at the door: return.
On'yomi
- レイrei
Kun'yomi
- もど(す)modosu
- もど(る)modoru
How it's built
- 戸door
- 大big
Common words
- 戻すもどすto put back; to return
- 戻るもどるto turn back (e.g. half-way)
- 戻しもどしreturning; giving back
- 戻りもどりreturn; reaction