Where does “ristiinajo” come from?

ristiinajo (Finnish) comes from Finnish ajo, from Finnish ajaa, from Proto-Finnic ajadak, from Proto-Uralic aja-, from Proto-Indo-Iranian Háȷ́ati, from Proto-Indo-European h₂éǵeti, from Proto-Indo-European h₂eǵ- — to drive.

ristiinajo (Finnish): cross-check, cross-referencing

Definitions

  1. cross-check, cross-referencing

Ancestry of “ristiinajo”, step by step

ristiinajo traces back through two separate lines of ancestry.

via Finnish ajo

StepLanguageWordMeaning
1Finnishajodriving; riding; chase
2Finnishajaato drive, ride, travel in a vehicle, transport in...
3Proto-Finnicajadakto go in a vehicle, to drive
4Proto-Uralicaja-to drive; to hunt, chase
5Proto-Indo-IranianHáȷ́atito drive, lead
6Proto-Indo-Europeanh₂éǵetito be driving
7Proto-Indo-Europeanh₂eǵ-to drive

via Finnish ristiin

StepLanguageWordMeaning
1Finnishristiinacross; criss, in the expression ristiin rastiin;...
Every word from Proto-Indo-European h₂eǵ-Every word from Proto-Indo-European h₂éǵetiEvery word from Proto-Indo-Iranian Háȷ́ati