unclassified vs uncategorised

unclassified and uncategorised both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unclassified	No	Yes	No	No
uncategorised	No	Yes	No	No

unclassified (adjective)	uncategorised (adjective)
not arranged in any specific grouping	not categorized or sorted
not subject to a security classification