
1) Fictional writer 2) Literary character
Found on
https://www.crosswordclues.com/clue/navarth

Navarth, generally referred to as `the mad poet`, is a character in The Palace of Love (pub. 1967), the third of the Demon Princes novels by Jack Vance, though his writings are occasionally referred to in other, unrelated novels by Vance (e.g. Araminta Station). Navarth in person appears more eccentric than mad, a Salvador Dalí-ish petulant ext.....
Found on
http://en.wikipedia.org/wiki/Navarth
No exact match found.