inward vs internal

inward and internal both are adjectives.

Word	Noun	Adjective	Verb	Adverb
inward	No	Yes	No	Yes
internal	No	Yes	No	No

inward (adjective)	internal (adjective)
relating to or existing in the mind or thoughts	happening or arising or located within some limits or especially surface
directed or moving inward or toward a center	inside the country
	occurring within an institution or community
	innermost or essential
	located inward

inward (adverb)	internal (adverb)
toward the center or interior
to or toward the inside of