Odo vs Otho

Odo and Otho both are nouns.

Word	Noun	Adjective	Verb	Adverb
Odo	Yes	No	No	No
Otho	Yes	No	No	No

As nouns, Odo and Otho are synonyms defined as:

Odo and Otho: French pope from 1088 to 1099 whose sermons called for the First Crusade (1042-1099)

Other synonyms of Odo include Odo of Lagery, Otho of Lagery, Pope Urban II, Urban II.

Odo (noun)	Otho (noun)
French pope from 1088 to 1099 whose sermons called for the First Crusade (1042-1099)	French pope from 1088 to 1099 whose sermons called for the First Crusade (1042-1099)