Where does “maigrir” come from?

maigrir (French) comes from French maigre, from Old French megre, from Latin Macer, from Proto-Italic makros, from Proto-Indo-European mh₂ḱrós, from Proto-Indo-European meh₂ḱ- — to raise, increase; long.

maigrir (French): to slim, to get slim, to lose weight

Definitions

to slim, to get slim, to lose weight

Ancestry of “maigrir”, step by step

Step	Language	Word	Meaning
1	French	maigre	meagre, skinny; lean, thin; meagre
2	Old French	megre	skinny, very slim
3	Latin	Macer	lean, skinny, meager
4	Proto-Italic	makros	—
5	Proto-Indo-European	mh₂ḱrós	lean, meager
6	Proto-Indo-European	meh₂ḱ-	to raise, increase; long

Every word from Proto-Indo-European meh₂ḱ- →Every word from Proto-Indo-European mh₂ḱrós →Every word from Proto-Italic makros →