Where does “lvík” come from?

lvík (Czech) comes from Old Czech lvík, from Old Czech lev, from Proto-Slavic lьvъ, from Gothic 𐌻𐌰𐌹𐍅𐌰, from Proto-Germanic lewô, from Proto-Germanic -ô, from Proto-Indo-European -ō — Derives nouns from roots.

Ancestry of “lvík”, step by step

Step	Language	Word	Meaning
1	Old Czech	lvík	—
2	Old Czech	lev	lion
3	Proto-Slavic	lьvъ	lion
4	Gothic	𐌻𐌰𐌹𐍅𐌰	lion animal
5	Proto-Germanic	lewô	scythe
6	Proto-Germanic	-ô	-ly; Forms agent nouns, often from the zero-grade...
7	Proto-Indo-European	-ō	Derives nouns from roots

Every word from Proto-Indo-European -ō →Every word from Proto-Germanic -ô →Every word from Proto-Germanic lewô →