phasis

About 0.06 uses per million words.

Meaning

1. noun A phase (of the moon, a planet etc.). .mw-parser-output .defdate{font-size:smaller}
2. noun Any phase or aspect of something.
3. noun The first appearance of the new moon.

Similar words

ilisos parthenius erythrae latium phaedrus ionian romanophilia pactolus romanophilism roman fever

Often followed by

of on added and in is to was upon