Etymology tree Proto-Indo-European *weyd- Proto-Indo-European *-os Proto-Indo-European *wéydos Proto-Indo-European *weyd-s-ós Proto-Germanic *wīsaz Old English wīs Middle English wys, wyse English wise From Middle English wys, wyse, from Old English wīs (“wise”), from Proto-Germanic *wīsaz (“knowledgeable, wise”), from Proto-Indo-European *wéydos (“seeing; knowledge”), from *weyd- (“to see”). Cognates Cognate with West Frisian wiis (“wise”), Dutch wijs (“wise”), German weis, weise (“wise”), Low German wies (“wise; clever”), Danish, Norwegian Bokmål, Norwegian Nynorsk, and Swedish vis (“wise”), Icelandic vís (“wise; certain”), Gothic *𐍅𐌴𐌹𐍃 (*weis, “wise”); also Irish fios (“knowledge; information”), Manx fys (“knowledge; information”), Scottish Gaelic fhios, fios (“knowledge; information”), Welsh gwys, gwŷs (“citation, summons”), Latin videō (“to look, perceive, see; to note, observe; to comprehend, understand”), Greek είδος (eídos, “form, kind, type”), Albanian vizë (“line, stripe, track; dash”), Latvian veids (“form, kind, mode, type”), Lithuanian veidas (“face; appearance, aspect, look”), Belarusian ве́даць (vjédacʹ, “to know”), Bulgarian вям (vjam, “to know”), Czech vědět (“to know”), Polish wiedzieć (“to know”), Russian ве́дать (védatʹ, “to know”), Serbo-Croatian vedeti, viedieti (“to know”), Slovak vedieť (“to know”), Slovene vedeti (“to know”), Ukrainian ві́дати (vídaty, “to know”), Armenian գիտեմ (gitem, “I know”), գիտենալ (gitenal), գիտնալ (gitnal, “to know”), Avestan 𐬬𐬀𐬉𐬛 (vaēd, “find”), 𐬬𐬌𐬛 (vid, “to know”), Persian نوید (navid / nawīd, nuwēd, “invitation; annunciation; good news”), Tocharian A ime (“awareness, consciousness, memory, thought”), Tocharian B īme (“awareness, consciousness, memory, thought”), ūwe (“educated, learned, knowledgeable”), Sanskrit वेदस् (vedas, “knowledge, science; property, wealth”). Compare wit.

advisable • brainy • bright • fashion • Fresh • frood • grey-haired • grounded • Heady • impertinent • impudent • ingenious • judicious • keen • knowing • manner • overbold • prudent • quick on the uptake • quickwitted • sage • sapient • Sassy • saucy • sharp as a tack • sharp-witted • SMART • style • subtle • way • WIG • wing in surface effect • wing in surface-effect • wing-in-surface effect • wing-in-surface-effect