Where does “Eriika” come from?

Eriika (Finnish) comes from Swedish Erika, from Swedish Erik, from Old Norse Eiríkr, from Proto-Norse *Aiwa-rikiaʀ.

Ancestry of “Eriika”, step by step

StepLanguageWordMeaning
1SwedishErika—
2SwedishErikThe letter "E" in the Swedish spelling alphabet
3Old NorseEiríkr—
4Proto-Norse*Aiwa-rikiaʀ—
Every word from Proto-Norse *Aiwa-rikiaʀ →Every word from Old Norse Eiríkr →Every word from Swedish Erik →