Where does “hihanaukko” come from?

hihanaukko (Finnish) comes from Finnish hiha, from Proto-Finnic hiha, from Proto-Finno-Permic šiša, from Proto-Finno-Permic iša.

Ancestry of “hihanaukko”, step by step

hihanaukko traces back through two separate lines of ancestry.

via Finnish hiha

StepLanguageWordMeaning
1Finnishhihasleeve or an arm of a shirt, jacket etc; maunch
2Proto-Finnichihasleeve
3Proto-Finno-Permicšiša—
4Proto-Finno-Permiciša—

via Finnish aukko

StepLanguageWordMeaning
1Finnishaukkohole; gap; opening
2Proto-Finnicaukkohole; gap, opening
Every word from Proto-Finno-Permic iša →Every word from Proto-Finno-Permic šiša →Every word from Proto-Finnic hiha →
hihanaukko — Etymology, Origin & Word History | Etymology Explorer