suit of armour vs aegis

suit of armour and aegis both are nouns.

Word	Noun	Adjective	Verb	Adverb
suit of armour	Yes	No	No	No
aegis	Yes	No	No	No

suit of armour (noun)	aegis (noun)
armor that protects the wearer's whole body	kindly endorsement and guidance
	armor plate that protects the chest; the front part of a cuirass