missile vs projectile

missile and projectile both are nouns.

Word	Noun	Adjective	Verb	Adverb
missile	Yes	No	No	No
projectile	Yes	Yes	No	No

As nouns, missile and projectile are synonyms defined as:

missile and projectile: a weapon that is forcibly thrown or projected at a targets but is not self-propelled

As nouns, projectile is a hypernym of missile; that is, projectile is a word with a broader meaning than missile:

missile: a rocket carrying a warhead of conventional or nuclear explosives; may be ballistic or directed by remote control
projectile: any vehicle self-propelled by a rocket engine

Other hypernyms of missile include rocket, arm, weapon, weapon system.

missile (noun)	projectile (noun)
a weapon that is forcibly thrown or projected at a targets but is not self-propelled	a weapon that is forcibly thrown or projected at a targets but is not self-propelled
a rocket carrying a warhead of conventional or nuclear explosives; may be ballistic or directed by remote control	any vehicle self-propelled by a rocket engine

missile (adjective)	projectile (adjective)
	impelling or impelled forward