Where does “kilkokrotny” come from?

kilkokrotny (Polish) comes from Polish kilka, from Old Polish kilko, from Proto-Slavic koliko, from Proto-Slavic kolikъ — how big.

Ancestry of “kilkokrotny”, step by step

StepLanguageWordMeaning
1Polishkilkamore than two but less than ten; several; few
2Old Polishkilkomore than two but less than ten; several; few
3Proto-Slavickolikohow much, how many; neuter of *kolikъ
4Proto-Slavickolikъhow big
Every word from Proto-Slavic kolikъEvery word from Proto-Slavic kolikoEvery word from Old Polish kilko