Where does “нышиц” come from?

нышиц (Mariupol Greek) comes from Mariupol Greek ныш, from Byzantine Greek νύχιν, from Ancient Greek ὀνύχιον, from Ancient Greek ὄνυξ, from Proto-Indo-European h₃nogʰ- — claw, nail; nail.

нышиц (Mariupol Greek): little nail

Definitions

little nail

Ancestry of “нышиц”, step by step

Step	Language	Word	Meaning
1	Mariupol Greek	ныш	nail, claw
2	Byzantine Greek	νύχιν	—
3	Ancient Greek	ὀνύχιον	—
4	Ancient Greek	ὄνυξ	claw, nail, hoof, talon; Anything which resembles...
5	Proto-Indo-European	h₃nogʰ-	claw, nail; nail

Every word from Proto-Indo-European h₃nogʰ- →Every word from Ancient Greek ὄνυξ →Every word from Ancient Greek ὀνύχιον →