wy- - Wiktionary, the free dictionary

Inherited from Proto-Slavic *vy-.

• IPA^(key): (10^th–15^th CE) /vɨ/
• IPA^(key): (15^th CE) /vɨ/

wy-

1. indicates movement outwards or away, e.g. from the inside, out, ex-

   ‎wy- + ‎tłuc → ‎wytłuc

• Polish: wy

Inherited from Old Polish wy-, from Proto-Slavic *vy-. Doublet of aut.

• IPA^(key): /vɘ/

wy-

1. indicates movement outwards or away, e.g. from the inside, out, ex-

   Antonym: w-

   ‎wy- + ‎rzucić → ‎wyrzucić

2. attached to show utter completion, roughly equivalent to "out" or "up" or "ex-"

   ‎wy- + ‎mrzeć → ‎wymrzeć

   ‎wy- + ‎jeść → ‎wyjeść

• wy- in Polish dictionaries at PWN