Where does “całuchny” come from?

całuchny (Polish) comes from Polish Cały, from Polish -o-, from Old Polish -o-, from Proto-Slavic -o-.

Ancestry of “całuchny”, step by step

StepLanguageWordMeaning
1PolishCaływhole, complete, entire; all
2Polish-o-—
3Old Polish-o-—
4Proto-Slavic-o-—
Every word from Proto-Slavic -o- →Every word from Polish -o- →Every word from Polish Cały →