Where does “Medrawt” come from?

Medrawt (Middle Welsh) comes from Old Welsh Medraut, from Latin moderātus, from Latin moderor, from Latin modus, from Proto-Indo-European mēd-, from Proto-Indo-European med- — to measure; to give advice; healing.

Ancestry of “Medrawt”, step by step

Step	Language	Word	Meaning
1	Old Welsh	Medraut	—
2	Latin	moderātus	mitigated, managed, controlled, moderated
3	Latin	moderor	I set a measure or bounds to; moderate, mitigate,...
4	Latin	modus	measure
5	Proto-Indo-European	mēd-	to measure
6	Proto-Indo-European	med-	to measure; to give advice; healing

Every word from Proto-Indo-European med- →Every word from Proto-Indo-European mēd- →Every word from Latin modus →