Where does “haćik” come from?

haćik (Upper Sorbian) comes from Upper Sorbian hat, from Proto-Slavic gatь — dike; dam, pool.

Ancestry of “haćik”, step by step

StepLanguageWordMeaning
1Upper Sorbianhatpond
2Proto-Slavicgatьdike; dam, pool
Every word from Proto-Slavic gatьEvery word from Upper Sorbian hat