Where does “hlahhan” come from?

hlahhan (Old High German) comes from Proto-West Germanic hlahhjan, from Proto-Germanic hlahjaną, from Proto-Indo-European klek- — to laugh, cackle.

Ancestry of “hlahhan”, step by step

StepLanguageWordMeaning
1Proto-West Germanichlahhjanto laugh
2Proto-Germanichlahjanąto laugh
3Proto-Indo-Europeanklek-to laugh, cackle
Every word from Proto-Indo-European klek- →Every word from Proto-Germanic hlahjaną →Every word from Proto-West Germanic hlahhjan →