pallette vs plate armor

pallette and plate armor both are nouns.

Word	Noun	Adjective	Verb	Adverb
pallette	Yes	No	No	No
plate armor	Yes	No	No	No

As nouns, plate armor is a hypernym of pallette; that is, plate armor is a word with a broader meaning than pallette:

pallette: one of the rounded armor plates at the armpits of a suit of armor
plate armor: specially hardened steel plate used to protect fortifications or vehicles from enemy fire

Other hypernyms of pallette include armor plate, armor plating, armour plate, plate armour.

pallette (noun)	plate armor (noun)
one of the rounded armor plates at the armpits of a suit of armor	specially hardened steel plate used to protect fortifications or vehicles from enemy fire
	a historical type of personal armor made from iron or steel plates, which superseded mail during the 14th century.