Aach (toponymy)

Aach (variants Ach, Ache; Aa) is a widespread Upper German hydronym, from an Old High German aha (Proto-Germanic *ahwō) "running water" (ultimately from PIE *hakʷā- "(moving) water").The word has also been reduced to a frequent suffix -ach in Alemannic and Austro-Bavarian toponymy.The word is cognate with Old English ǣ (reflected in English placenames as -ea, also Yeo, Eau), Old Frisian ē, Old Saxon aha, Low Franconian Aa, Old Norse á, Gothic aƕa, all meaning "river; running water".

Aach (toponymy)

Aach (variants Ach, Ache; Aa) is a widespread Upper German hydronym, from an Old High German aha (Proto-Germanic *ahwō) "running water" (ultimately from PIE *hakʷā- "(moving) water").The word has also been reduced to a frequent suffix -ach in Alemannic and Austro-Bavarian toponymy.The word is cognate with Old English ǣ (reflected in English placenames as -ea, also Yeo, Eau), Old Frisian ē, Old Saxon aha, Low Franconian Aa, Old Norse á, Gothic aƕa, all meaning "river; running water".