co.
interrogative pronoun; what
Meaning & usage
interrogative pronoun; what
Co to?
pronoun for introducing a subordinate clause that narrows the scope of the main clause; which, that; what; who
Znam takiego gościa, co ma konia.
pronoun that attaches a relative clause to the main clause; which, that; what; who
Ta kobieta, co mieszkała w tym mieszkaniu, wyjechała do Niemiec.
relative pronoun
Jakość będzie równa temu, co zapłacisz.
why
Co ona taka smutna?
Where this word comes from
Etymology tree Proto-Indo-European *kʷ- Proto-Indo-European *kʷís Proto-Indo-European *kʷídder. Proto-Slavic *česo Old Polish czso Polish co Inherited from Old Polish czso.
as
Ma ten sam rower co ja.
synonym of że
Where this word comes from
Etymology tree Proto-Indo-European *kʷ- Proto-Indo-European *kʷís Proto-Indo-European *kʷídder. Proto-Slavic *česo Old Polish czso Polish co Inherited from Old Polish czso.
every (referring to frequency)
co drugi dzień
co miesiąc
Where this word comes from
Etymology tree Proto-Indo-European *kʷ- Proto-Indo-European *kʷís Proto-Indo-European *kʷídder. Proto-Slavic *česo Old Polish czso Polish co Inherited from Old Polish czso.
used as a tag question, to emphasise what goes before or to request that the listener express an opinion about what has been said
Interesujące, co?
Where this word comes from
Etymology tree Proto-Indo-European *kʷ- Proto-Indo-European *kʷís Proto-Indo-European *kʷídder. Proto-Slavic *česo Old Polish czso Polish co Inherited from Old Polish czso.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.