Etymology

wiss

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Today it means: To know; to understand. Full definition →

German Wiss
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wiss · verb1

Perhaps an alteration of wis, taken from the incorrect division of iwis (“surely, certainly”) as "I wis", and mistaken for a verb; see wis. Perhaps from (certainly akin to) Old English witan (“to know”); see wit.

Wiss · proper noun2

  1. German · borrowed fromWiss
  2. English todayWiss

Borrowed from German Wiss.

Etymology from Wiktionary, CC BY-SA 4.0.