Where does “psychopatka” come from?

psychopatka (Polish) comes from Polish psychopata, from German psychopathisch, from Dutch -isch, from German -isch, from Middle High German -isch, from Old High German -isc, from Proto-West Germanic -isk, from Proto-Germanic -iskaz — Characteristic of, typical of, pertaining to.

Ancestry of “psychopatka”, step by step

StepLanguageWordMeaning
1Polishpsychopatapsychopath
2Germanpsychopathischpsychopathic
3Dutch-isch-ic; -ian
4German-ischan adjectival suffix, often matching -ic and...
5Middle High German-isch
6Old High German-iscused to form adjectives
7Proto-West Germanic-iskCreates adjectives from nouns
8Proto-Germanic-iskazForms adjectives from nouns with the sense of...
9Proto-Indo-European-iskosCharacteristic of, typical of, pertaining to
Every word from Proto-Indo-European -iskos