Where does “čašníčka” come from?

čašníčka (Slovak) comes from Lower Sorbian casnik, from Lower Sorbian cas, from Proto-Slavic časъ, from Proto-Balto-Slavic keʔs-, from Proto-Indo-European k(ʷ)eh₁s-.

čašníčka (Slovak): waitress

Definitions

waitress

Ancestry of “čašníčka”, step by step

Step	Language	Word	Meaning
1	Lower Sorbian	casnik	newspaper
2	Lower Sorbian	cas	time
3	Proto-Slavic	časъ	time
4	Proto-Balto-Slavic	keʔs-	—
5	Proto-Indo-European	k(ʷ)eh₁s-	—

Every word from Proto-Indo-European k(ʷ)eh₁s- →Every word from Proto-Balto-Slavic keʔs- →Every word from Proto-Slavic časъ →