Where does “macerandus” come from?

macerandus (Latin) comes from Latin mācerō, from Proto-Indo-European meh₂ḱeseh₂ti, from Proto-Indo-European meh₂ǵ- — to knead, stroke.

Definitions

Step	Language	Word	Meaning
1	Latin	mācerō	—
2	Proto-Indo-European	meh₂ḱeseh₂ti	—
3	Proto-Indo-European	meh₂ǵ-	to knead, stroke

macerandus — Etymology, Origin & Word History | Etymology Explorer