cataphract vs suit of armor

cataphract and suit of armor both are nouns.

Word	Noun	Adjective	Verb	Adverb
cataphract	Yes	No	No	No
suit of armor	Yes	No	No	No

As nouns, cataphract and suit of armor are synonyms defined as:

cataphract and suit of armor: armor that protects the wearer's whole body

Other synonyms of cataphract include body armor, body armour, coat of mail, suit of armour.

cataphract (noun)	suit of armor (noun)
armor that protects the wearer's whole body	armor that protects the wearer's whole body