Where does “tăicușor” come from?

tăicușor (Romanian) comes from Romanian taică, from Romanian maică, from Serbo-Croatian mȃjka, from Czech -ka, from Proto-Slavic -ъka, from Proto-Indo-European -kos — Creates deadjectival and desubstantival...

Ancestry of “tăicușor”, step by step

StepLanguageWordMeaning
1Romaniantaicăfather, dad, dear old dad
2Romanianmaicămother
3Serbo-Croatianmȃjkamother
4Czech-kaAppended to words to create a feminine version of...
5Proto-Slavic-ъkaDenominal, forms diminutives; Deadjectival,...
6Proto-Indo-European-kosCreates deadjectival and desubstantival...
Every word from Proto-Indo-European -kos →Every word from Czech -ka →Every word from Proto-Slavic -ъka →