Where does “hachier” come from?

hachier (Old French) comes from Frankish hakkōn, from Proto-Germanic hakkōną, from Proto-Indo-European keg- — peg; hook.

Ancestry of “hachier”, step by step

StepLanguageWordMeaning
1Frankishhakkōnto hack, to chop
2Proto-GermanichakkōnąTo hack; chop; To hoe
3Proto-Indo-Europeankeg-peg; hook
Every word from Proto-Indo-European keg- →Every word from Proto-Germanic hakkōną →Every word from Frankish hakkōn →