Where does “ertla” come from?

ertla (Old Norse) comes from Old Norse arta, from Proto-Germanic *artǭ — wagtail.

Ancestry of “ertla”, step by step

StepLanguageWordMeaning
1Old Norseartaa species of teal, garganey
2Proto-Germanic*artǭwagtail

Words derived from “ertla”

Every word from Proto-Germanic *artǭ →Every word from Old Norse arta →
ertla — Etymology, Origin & Word History | Etymology Explorer