Where does “łechcywy” come from?

łechcywy (Polish) comes from Polish -ywy, from Proto-Slavic -ivъ, from Proto-Slavic -vъ, from Proto-Balto-Slavic *-was, from Proto-Indo-European -wós — Creates adjectives from verb stems.

Ancestry of “łechcywy”, step by step

StepLanguageWordMeaning
1Polish-ywyforms masculine adjectives
2Proto-Slavic-ivъ—
3Proto-Slavic-vъFrom thematic declension of u-stem...
4Proto-Balto-Slavic*-was—
5Proto-Indo-European-wósCreates adjectives from verb stems
Every word from Proto-Indo-European -wós →Every word from Polish -ywy →Every word from Proto-Slavic -vъ →