Where does “chytrzyzna” come from?

chytrzyzna (Polish) comes from Polish Chytry, from Old Polish chytry, from Proto-Slavic xytrъ, from Proto-Slavic -rъ, from Proto-Indo-European -rós — Forms adjectives from Caland system roots.

Ancestry of “chytrzyzna”, step by step

StepLanguageWordMeaning
1PolishChytrysly, wily
2Old Polishchytrycunning; insidious; deceptive
3Proto-Slavicxytrъcunning, sly, wise
4Proto-Slavic-rъFrom intransitive verbs or basic 0-grade stems,...
5Proto-Indo-European-rósForms adjectives from Caland system roots
Every word from Proto-Indo-European -rós →Every word from Proto-Slavic -rъ →Every word from Proto-Slavic xytrъ →