Where does “cudzoziemka” come from?

cudzoziemka (Polish) comes from Polish cudzoziemiec, from Old Polish cudzoziemiec, from Old Polish -ec, from Proto-Slavic -ьcь, from Lithuanian -ikas, from Proto-Indo-European -iḱos — -y, -ic.

Ancestry of “cudzoziemka”, step by step

StepLanguageWordMeaning
1Polishcudzoziemiecalien, foreigner
2Old Polishcudzoziemiecalien, foreigner
3Old Polish-ecforms nouns
4Proto-Slavic-ьcьForms diminutives from nouns; Forms nouns from...
5Lithuanian-ikas
6Proto-Indo-European-iḱos-y, -ic
Every word from Proto-Indo-European -iḱosEvery word from Proto-Slavic -ьcьEvery word from Lithuanian -ikas