Where does “aitautua” come from?

aitautua (Finnish) comes from Finnish aidata, from Finnish aita, from Proto-Finno-Ugric *aita, from Proto-Uralic *ajta — fence.

Ancestry of “aitautua”, step by step

StepLanguageWordMeaning
1Finnishaidatato fence in, fence; to hedge
2Finnishaitafence; wall
3Proto-Finno-Ugric*aita—
4Proto-Uralic*ajtafence
Every word from Proto-Uralic *ajta →Every word from Proto-Finno-Ugric *aita →Every word from Finnish aita →