Where does “aker” come from?

aker (Old Dutch) comes from Latin aquarium, from Latin aquarius, from Latin aqua, from Proto-Italic akʷā, from Proto-Indo-European h₂ekʷeh₂ — water, flowing water.

Ancestry of “aker”, step by step

StepLanguageWordMeaning
1Latinaquariumnominative neuter singular of aquārius
2Latinaquariusof or pertaining to water; a water carrier; an...
3Latinaquawater
4Proto-Italicakʷāwater
5Proto-Indo-Europeanh₂ekʷeh₂water, flowing water

Words derived from “aker

Every word from Proto-Indo-European h₂ekʷeh₂Every word from Proto-Italic akʷāEvery word from Latin aqua