etymologist, neologist, synonymist.
autobiographer, biographer, choreographer, cinematographer, demographer, geographer, oceanographer, photographer, pornographer.
Your query has returned 785 words, which include anagrams of lexicographer as well as other shorter words that can be made using the letters included in lexicographer.
The words in this list can be used in games such as Scrabble, Words with Friends, Wordscapes and other similar games.