Where does “ā” come from?

ā (Old Dutch) comes from Proto-Germanic ahwō, from Proto-Indo-European h₂ékʷeh₂ — water.

Ancestry of “ā”, step by step

StepLanguageWordMeaning
1Proto-Germanicahwōwater; stream, river
2Proto-Indo-Europeanh₂ékʷeh₂water

Words derived from “ā”

Every word from Proto-Indo-European h₂ékʷeh₂ →Every word from Proto-Germanic ahwō →