unanalyzable vs undecomposable

unanalyzable and undecomposable both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unanalyzable	No	Yes	No	No
undecomposable	No	Yes	No	No

As adjectives, unanalyzable and undecomposable are synonyms defined as:

unanalyzable and undecomposable: representing the furthest possible extent of analysis or division into parts

unanalyzable (adjective)	undecomposable (adjective)
representing the furthest possible extent of analysis or division into parts	representing the furthest possible extent of analysis or division into parts