Where does “πληθυσμός” come from?

πληθυσμός (Greek) comes from Byzantine Greek πληθυσμός, from Ancient Greek πληθυσμός, from Ancient Greek πληθύνω, from Ancient Greek πληθύς, from Ancient Greek πίμπλημι, from Proto-Indo-European pleh₁- — to fill.

πληθυσμός (Greek): population

Definitions

population

Ancestry of “πληθυσμός”, step by step

Step	Language	Word	Meaning
1	Byzantine Greek	πληθυσμός	—
2	Ancient Greek	πληθυσμός	increasing, enlargement, multiplication,...
3	Ancient Greek	πληθύνω	I increase, multiply; I make multiple; I use the...
4	Ancient Greek	πληθύς	Ionic and Epic form of πλῆθος
5	Ancient Greek	πίμπλημι	I fill; I fill myself; I am full of
6	Proto-Indo-European	pleh₁-	to fill

Every word from Proto-Indo-European pleh₁- →Every word from Ancient Greek πίμπλημι →Every word from Ancient Greek πληθύς →