lander vs spacecraft

lander and spacecraft both are nouns.

Word	Noun	Adjective	Verb	Adverb
lander	Yes	No	No	No
spacecraft	Yes	No	No	No

As nouns, spacecraft is a hypernym of lander; that is, spacecraft is a word with a broader meaning than lander:

lander: a space vehicle that is designed to land on the moon or another planet
spacecraft: a craft capable of traveling in outer space; technically, a satellite around the sun

Other hypernyms of lander include ballistic capsule, space vehicle.

lander (noun)	spacecraft (noun)
a space vehicle that is designed to land on the moon or another planet	a craft capable of traveling in outer space; technically, a satellite around the sun