Where does “kalem” come from?

kalem (Serbo-Croatian) comes from Ottoman Turkish قلم, from Old Anatolian Turkish قلم, from Arabic قَلَم, from Ancient Greek κάλαμος, from Proto-Indo-European ḱolh₂-m-, from Proto-Indo-European kolH- — to raise, to lift, to build; awn.

kalem (Serbo-Croatian): reel; instrumental singular of kal

Definitions

reel; instrumental singular of kal

Ancestry of “kalem”, step by step

Step	Language	Word	Meaning
1	Ottoman Turkish	قلم	reed, especially when cut and dried for use
2	Old Anatolian Turkish	قلم	reed pen
3	Arabic	قَلَم	pen, pencil
4	Ancient Greek	κάλαμος	a reed; anything made of reed or cane;...
5	Proto-Indo-European	ḱolh₂-m-	—
6	Proto-Indo-European	kolH-	to raise, to lift, to build; awn

Every word from Proto-Indo-European kolH- →Every word from Proto-Indo-European ḱolh₂-m- →Every word from Ancient Greek κάλαμος →