Where does “aske” come from?

aske (Old Frisian) comes from Proto-Germanic askǭ, from Proto-Indo-European h₂eHs- — to be/become dry; to burn, to glow; hearth.

Ancestry of “aske”, step by step

StepLanguageWordMeaning
1Proto-Germanicaskǭash, ashes
2Proto-Indo-Europeanh₂eHs-to be/become dry; to burn, to glow; hearth
Every word from Proto-Indo-European h₂eHs-Every word from Proto-Germanic askǭ