Where does “classes” come from?

classes (Portuguese) comes from Portuguese classe, from German klasse, from Russian класс, from Latin classis, from Proto-Italic klāssis, from Proto-Indo-European kelh₁- — to call, cry, summon.

classes (Portuguese): plural of classe

Definitions

plural of classe

Ancestry of “classes”, step by step

Step	Language	Word	Meaning
1	Portuguese	classe	class, kind; class; elegance; class
2	German	klasse	great, awesome
3	Russian	класс	class
4	Latin	classis	any one of the five divisions into which Servius...
5	Proto-Italic	klāssis	—
6	Proto-Indo-European	kelh₁-	to call, cry, summon

Every word from Proto-Indo-European kelh₁- →Every word from Proto-Italic klāssis →Every word from Latin classis →