Where does “Kosmetikerin” come from?

Kosmetikerin (German) comes from German Kosmetiker, from German Kosmetik, from Dutch cosmetiek, from French cosmétique, from Ancient Greek κοσμητική, from Ancient Greek κοσμητής, from Ancient Greek κοσμέω, from Ancient Greek κόσμος — to do, put, place.

Ancestry of “Kosmetikerin”, step by step

Step	Language	Word	Meaning
1	German	Kosmetiker	cosmetician, beautician
2	German	Kosmetik	cosmetics
3	Dutch	cosmetiek	—
4	French	cosmétique	cosmetics, make-up; the science of cosmetics;...
5	Ancient Greek	κοσμητική	the art of dress and ornament
6	Ancient Greek	κοσμητής	orderer, director, decorator
7	Ancient Greek	κοσμέω	to order, to arrange; to adorn
8	Ancient Greek	κόσμος	order; lawful order, government; mode, fashion
9	Ancient Greek	θέσις	a setting, placement, arrangement; deposit;...
10	Ancient Greek	τίθημι	I put, place, set; I make, cause to be; I make
11	Proto-Indo-European	dʰeh₁-	to do, put, place

Every word from Proto-Indo-European dʰeh₁- →Every word from Ancient Greek τίθημι →Every word from Ancient Greek θέσις →