Where does “sklenka” come from?

sklenka (Czech) comes from Czech sklo, from Old Czech stklo, from Proto-Slavic stьklo, from Gothic 𐍃𐍄𐌹𐌺𐌻𐍃, from Proto-Germanic stiklaz, from Proto-Germanic stikiz, from Proto-Indo-European (s)teyg- — to be sharp; to sting.

sklenka (Czech): glass

Definitions

glass

Ancestry of “sklenka”, step by step

Step	Language	Word	Meaning
1	Czech	sklo	glass
2	Old Czech	stklo	—
3	Proto-Slavic	stьklo	glass
4	Gothic	𐍃𐍄𐌹𐌺𐌻𐍃	beaker, chalice, goblet
5	Proto-Germanic	stiklaz	—
6	Proto-Germanic	stikiz	a sticking, prick
7	Proto-Indo-European	(s)teyg-	to be sharp; to sting

Every word from Proto-Indo-European (s)teyg- →

sklenka — Etymology, Origin & Word History | Etymology Explorer