inviolable vs invulnerable

inviolable and invulnerable both are adjectives.

Word	Noun	Adjective	Verb	Adverb
inviolable	No	Yes	No	No
invulnerable	No	Yes	No	No

inviolable (adjective)	invulnerable (adjective)
incapable of being transgressed or dishonored	immune to attack; impregnable
not capable of being violated or infringed
immune to attack; incapable of being tampered with
must be kept sacred