mooneye vs moon blindness

mooneye and moon blindness both are nouns.

Word	Noun	Adjective	Verb	Adverb
mooneye	Yes	No	No	No
moon blindness	Yes	No	No	No

As nouns, mooneye and moon blindness are synonyms defined as:

mooneye and moon blindness: recurrent eye inflammation in horses; sometimes resulting in blindness

mooneye (noun)	moon blindness (noun)
recurrent eye inflammation in horses; sometimes resulting in blindness	recurrent eye inflammation in horses; sometimes resulting in blindness
	inability to see clearly in dim light; due to a deficiency of vitamin A or to a retinal disorder