trachodont vs trachodon

trachodont and trachodon both are nouns.

Word	Noun	Adjective	Verb	Adverb
trachodont	Yes	No	No	No
trachodon	Yes	No	No	No

As nouns, trachodont and trachodon are synonyms defined as:

trachodont and trachodon: large duck-billed dinosaur of the Cretaceous period

trachodont (noun)	trachodon (noun)
large duck-billed dinosaur of the Cretaceous period	large duck-billed dinosaur of the Cretaceous period