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English word wise comes from Proto-Indo-European *wéydtus, and later Proto-Germanic *wīsaz (Wise, knowledgeable.)
*wéydtus (Proto-Indo-European)
*wīsaz (Proto-Germanic)
Wise, knowledgeable.
wis (Old English)
Wise.
wīs (Old English)
wys (Middle English)
Wise.
wise (English)
(colloquial) Disrespectful.. Showing good judgement or the benefit of experience. (ergative, slang) Usually with "up", to inform or learn.. To become wise.