moustachio vs mustachio

moustachio and mustachio both are nouns.

Word	Noun	Adjective	Verb	Adverb
moustachio	Yes	No	No	No
mustachio	Yes	No	No	No

As nouns, moustachio and mustachio are synonyms defined as:

moustachio and mustachio: a large bushy moustache (with hair growing sometimes down the sides of the mouth)

Other synonyms of moustachio include handle-bars.

moustachio (noun)	mustachio (noun)
a large bushy moustache (with hair growing sometimes down the sides of the mouth)	a large bushy moustache (with hair growing sometimes down the sides of the mouth)