nosepiece vs armour plate

nosepiece and armour plate both are nouns.

Word	Noun	Adjective	Verb	Adverb
nosepiece	Yes	No	No	No
armour plate	Yes	No	No	No

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

nosepiece: armor plate that protects the nose
armour plate: specially hardened steel plate used to protect fortifications or vehicles from enemy fire

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

nosepiece (noun)	armour plate (noun)
the link between two lenses; rests on the nose	specially hardened steel plate used to protect fortifications or vehicles from enemy fire
armor plate that protects the nose
a strap that is the part of a bridle that goes over the animal's nose