Where does “Авива” come from?

Авива (Russian) comes from Russian -а, from Proto-Slavic -ja, from Proto-Indo-European -yeh₂.

Ancestry of “Авива”, step by step

StepLanguageWordMeaning
1Russian-аNoun-forming suffix used to form diminutives of...
2Proto-Slavic-jaSuffix creating feminine action nouns, usually...
3Proto-Indo-European-yeh₂—
Every word from Proto-Indo-European -yeh₂ →Every word from Proto-Slavic -ja →Every word from Russian -а →