Coryphaeus is a 10 letter English word. It's valid Words with friends word worth 21 points.
You can make 990 anagrams from letters in coryphaeus (acehoprsuy).
1625-35; Latin Greek koryphaîos leading, equivalent to koryph(ḗ) head, top + -aîos noun suffix
Mrs. Smith threw in her sentiments between the acts, as coryphaeus of the tragedy, to make the description complete.