viscera vs innards

viscera and innards both are nouns.

Word	Noun	Adjective	Verb	Adverb
viscera	Yes	No	No	No
innards	Yes	No	No	No

As nouns, viscera and innards are synonyms defined as:

viscera and innards: internal organs collectively (especially those in the abdominal cavity)

Other synonyms of viscera include entrails, insides.

viscera (noun)	innards (noun)
internal organs collectively (especially those in the abdominal cavity)	internal organs collectively (especially those in the abdominal cavity)