Where does “spadzity” come from?

spadzity (Polish) comes from Polish -ity, from Old Polish -ity, from Proto-Slavic -itъ, from Proto-Slavic -tъ — Deverbal from mono-syllabic simple stems, forms...

Ancestry of “spadzity”, step by step

StepLanguageWordMeaning
1Polish-ityforms adjectives
2Old Polish-ityforms adjectives
3Proto-Slavic-itъFrom nouns in *-mę, forms adjectives denoting...
4Proto-Slavic-tъDeverbal from mono-syllabic simple stems, forms...
Every word from Proto-Slavic -tъEvery word from Polish -ityEvery word from Old Polish -ity