Where does “filiżaneczka” come from?

filiżaneczka (Polish) comes from Polish filiżanka, from Polish -ka, from Old Polish -ka, from Proto-Slavic -ъka, from Proto-Indo-European -kos — Creates deadjectival and desubstantival...

Ancestry of “filiżaneczka”, step by step

StepLanguageWordMeaning
1Polishfiliżankateacup, cup
2Polish-kafeminine noun suffix; diminutive noun suffix;...
3Old Polish-kafeminine noun suffix
4Proto-Slavic-ъkaDenominal, forms diminutives; Deadjectival,...
5Proto-Indo-European-kosCreates deadjectival and desubstantival...
Every word from Proto-Indo-European -kosEvery word from Polish -kaEvery word from Proto-Slavic -ъka