mundation

The story

1. Proto-Indo-European · derived from*mewH-“to wash, wet”
2. Latin · borrowed frommundātio“cleaning”
3. English todaymundation

From Latin mundātio (“cleaning”), from mundō (“to make clean”), from mundus (“clean, neat, elegant”), from Proto-Indo-European *mewH- (“to wash, wet”). Cognate with Dutch mooi (“nice, beautiful, sheen”).