Etymology

thirst

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Today it means: A sensation of dryness in the throat associated with a craving for liquids, produced by deprivation of drink, or by some other cause (such as fear, excitement, etc.) which stops the secretion of the pharyngeal mucous membrane. Full definition →

Middle English thirst ← Old English þyrstaninflu. ← Proto-West Germanic *þurstu
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The story

  1. Proto-West Germanic*þurstu
  2. Old Englishþurst
  3. Old Englishþyrstaninflu.
  4. Middle Englishthirst
  5. English todaythirst

From Middle English thirst, thurst, from Old English þurst, from Proto-West Germanic *þurstu, from Proto-Germanic *þurstuz, from Proto-Indo-European *ters- (“dry”). Germanic cognates include Old High German thurst, Middle High German durst, German Durst, Old Saxon thurst, Old Dutch thursti, Middle Dutch dorst, dorste, Dutch dorst, Old Norse þorsti (Swedish törst, Icelandic þorsti, Faroese tosti, Danish and Norwegian Bokmål tørst, Norwegian Nynorsk tørste). Indo-European cognates include Ancient Greek τέρσομαι (térsomai), Albanian djersë (“sweat”), Sanskrit तृष्णा (tṛṣṇā, “desire; thirst”), Sanskrit तृष्यति (tṛ́ṣyati), Latin terra, Latin torridus.

Words from the same roots

Proto-Indo-European*ters- all →

Tyrolterra albaterraqueous

Etymology from Wiktionary, CC BY-SA 4.0.