The story
- Proto-West Germanic · inherited from*þurstug
- Old English · inherited fromþurstiġ
- Middle English · inherited fromthirsty
- English todaythirsty
From Middle English thirsty, from Old English þurstiġ, from Proto-West Germanic *þurstug. Equivalent to thirst + -y. Cognate with Dutch dorstig, German durstig.
Etymology from Wiktionary, CC BY-SA 4.0.