what · which; referring to the entire preceding clause · that, which; referring to das, alles, etwas, nichts, and neuter substantival adjectives
eş: welches, etwas, das, welches
köken: From Middle High German waȥ, from Old High German waȥ, from Proto-West Germanic *hwat, from Proto-Germanic *hwat, from Proto-Indo-European *kʷod. Cognate with Dutch wat, Low German wat, English what, Danish hvad, Icelandic hvað.
aile: komme, was wolle, tun, was man nicht lassen kann, was auch immer, was du nicht sagst, was Sie nicht sagen, was geht, was gibt's Neues, was ist dir, was kostet es, was machen Sachen
broadly, any abstract thing, affair, matter, or fact · act of (word used for the nominalization of verbs, adjectives, or phrases) · experience, having been or done (used with ある (aru, “have, possess”))
köken: From Old Japanese, from Proto-Japonic *kətə. Cognate with 言 (koto, “word”).
köken: From Old Swedish hvat, hvadh, from Old Norse hvat, from Proto-Germanic *hwat, from Proto-Indo-European *kʷod. Closely related to German was and English what and cognates in other languages in the branch of Germanic languages. Other IE cognates are Latin qui, quae, quod and the derived words of its successors in the family of Romance languages.
interrogative pronoun; what · pronoun for introducing a subordinate clause that narrows the scope of the main clause; which, that; what; who · pronoun that attaches a relative clause to the main clause; which, that; what; who
eş: c.o.
köken: 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.
aile: dopiero co, o mało co, póki co, co niemiara, co za, bądź co bądź, co dopiero, co gorsza, co więcej, nie ma co
Co to?
Znam takiego gościa, co ma konia.
Ta kobieta, co mieszkała w tym mieszkaniu, wyjechała do Niemiec.
köken: From Proto-Finnic *mi (compare Estonian mis, Veps mi), from Proto-Uralic *mi (compare Erzya мезе (meze), мее (meje), Komi-Zyrian мый (myj), Hungarian mi). The nominative and genitive singular forms, which would have otherwise been monosyllabic, have been extended with -kä (as with joka and kuka), possibly even in Proto-Finnic (*mikä), as reflected in Ingrian mikä and Voro mikä.
köken: Inherited from Proto-Italic *kʷod, from Proto-Indo-European *kʷód, whence also Old English hwæt (English what). The pronoun came to be used as an adverb through the accusative of respect: "(this is) according to what", "(that is) in respect of which" → "why". Compare quia.