Päivittäiseksi

Päivittäiseksi is the translative singular form of the Finnish adjective päivittäinen, which means daily or everyday.

In Finnish grammar, the translative case (-ksi) marks a change of state or designation, roughly equivalent to "to become" or "as" in English. When applied to päivittäinen, the form päivittäiseksi is used to indicate that something is becoming daily or is designated for daily use.

Common contexts include product descriptions, manuals, and formal writing, where something is described as intended for daily use or transformed into a daily form. Typical expressions include päivittäiseksi käytettäväksi (to be used daily) or päivittäiseksi tarkoitettu (intended for daily use).

Example: This product is designed to be used daily: tämä tuote on suunniteltu päivittäiseksi käytettäväksi.

Etymology: The word is formed from the noun päivä (day) with the adjective suffix -ttinen, and the translative suffix -ksi, yielding päivittäinen -> päivittäiseksi.

Notes: The form is mainly found in written or formal Finnish; in everyday speech, speakers may prefer other phrasings to express daily use.