Where does “Ilva” come from?

Ilva (Romanian) comes from Romanian Ilova, from Church Slavonic Илова, from Russian -ова, from Ukrainian -ов, from Russian -о́в, from Old East Slavic -овъ, from Proto-Slavic -ovъ — of, belonging to.

Ancestry of “Ilva”, step by step

StepLanguageWordMeaning
1RomanianIlova—
2Church SlavonicИлова—
3Russian-ова—
4Ukrainian-ов—
5Russian-о́вGenitive plural desinence of most hard-stem masculine nouns
6Old East Slavic-овъ—
7Proto-Slavic-ovъof, belonging to
Every word from Proto-Slavic -ovъ →Every word from Russian -о́в →Every word from Ukrainian -ов →