owlpost's list "Greek Oceanids" of 20 great name ideas: Pasiphae - Styx!

Greek Oceanids

The nymph daughters of Oceanus the Titan, collectively known as Oceanids. Comes from 4 ancient sources: Hesiod the poet, the Homeric Hymn to Demeter, Apollodorus the scholar, and Hyginus the author. There are other minor sources as well.

Pasiphae

Pasithoe

Peitho

Periboea

Perse

Petraea

Phaeno

Philyra

Pleione

Plexaura

Plouto

Polydora

Polyphe

Polyxo

Prymno

Rhodea

Rhodope

Rhodos was the wife of Helios, the Greek god of the Sun, in Greek mythology. The Greek island of Rhodes is named for her.
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Rhodos was alternately transcribes as Rhodus and Rhode — the more familiar name Rhoda derives from that of the goddess.

Rhodos

Stilbo

In Greek mythology, the river Styx separates the Earth and the Underworld, named for the goddess who gave it its power. Today Styx is also associated with the 1970s rock band of the same name.

Styx