Where does “knjiška” come from?

knjiška (Serbo-Croatian) comes from Serbo-Croatian -ka, from Proto-Slavic -ъka, from Proto-Indo-European -kos — Creates deadjectival and desubstantival...

Ancestry of “knjiška”, step by step

StepLanguageWordMeaning
1Serbo-Croatian-kaSuffix appended to words to create a feminine...
2Proto-Slavic-ъkaDenominal, forms diminutives; Deadjectival,...
3Proto-Indo-European-kosCreates deadjectival and desubstantival...
Every word from Proto-Indo-European -kos →Every word from Proto-Slavic -ъka →Every word from Serbo-Croatian -ka →