更 means grow late
night watch, sit up late, of course, renew
One more strike each night: grow late.
On'yomi
- コウkou
Kun'yomi
- さらsara
- さら(に)sarani
- ふ(ける)fukeru
- ふ(かす)fukasu
How it's built
- 一one
- 日say
- 乂cross
Common words
- 満更まんざら(not) altogether; (not) wholly
- 変更へんこうchange; modification
- 更にさらにfurthermore; again
- 今更いまさらnow (when it is already much too late); at this stage