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ESPERANTO · A WORD WITH POSSIBILITIES

kio.

what (the interrogative and relative correlative of objects)

3 characters1 syllables approx.Esperanto language

Meaning & usage

pron/ˈkio/

  1. what (the interrogative and relative correlative of objects)

  2. which

    Mi daŭrigis mian laboron, ĝis kiam iu knabo aŭ virino diris "bagus, bagus", kio signifas "tre bela".
Where this word comes from

Etymology tree Esperanto ki- Proto-Indo-European *-ós Proto-Indo-European *-os Proto-Indo-European *-ós Proto-Indo-European *-ós Proto-Indo-European *-ós Proto-Indo-European *-ós Proto-Indo-European *-os Proto-Italic *-os Archaic Latin -os Latin -um Italian -oder. Proto-Indo-European *-om Proto-Italic *-om Latin -um Spanish -oder. Ancient Greek -οι (-oi)der. Esperanto -o Esperanto kio From ki- (interrogative and relative correlative prefix) + -o (correlative suffix of objects).

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kio has 3 characters. Say it out loud, try it alongside a description of your project, and see whether its meaning fits what you want to create.

kio studiokio workshello, kio

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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.