Where does “*hasal” come from?

*hasal (Old Dutch) comes from Old Norse hasl, from Proto-Germanic *haslaz, from Proto-Celtic koslos, from Proto-Indo-European koselos — hazel.

Ancestry of “*hasal”, step by step

StepLanguageWordMeaning
1Old Norsehaslhazel
2Proto-Germanic*haslazhazel
3Proto-Celtickosloshazel
4Proto-Indo-Europeankoseloshazel

Words derived from “*hasal”

Every word from Proto-Indo-European koselos →Every word from Proto-Celtic koslos →Every word from Proto-Germanic *haslaz →