terrestrial vs onshore

terrestrial and onshore both are adjectives.

Word	Noun	Adjective	Verb	Adverb
terrestrial	No	Yes	No	No
onshore	No	Yes	No	Yes

terrestrial (adjective)	onshore (adjective)
operating or living or growing on land	(of winds) coming from the sea toward the land
of or relating to or inhabiting the land as opposed to the sea or air	on the edge of the land
of or relating to or characteristic of the planet Earth or its inhabitants
of this earth
concerned with the world or worldly matters

terrestrial (adverb)	onshore (adverb)
	on or toward the land