knotty vs elusive

knotty and elusive both are adjectives.

Word	Noun	Adjective	Verb	Adverb
knotty	No	Yes	No	No
elusive	No	Yes	No	No

As adjectives, knotty and elusive are synonyms defined as:

knotty and elusive: making great mental demands; hard to comprehend or solve or believe

Other synonyms of knotty include baffling, problematic, problematical, tough.

knotty (adjective)	elusive (adjective)
highly complex or intricate and occasionally devious	skillful at eluding capture
used of old persons or old trees; covered with knobs or knots	making great mental demands; hard to comprehend or solve or believe
making great mental demands; hard to comprehend or solve or believe	difficult to detect or grasp by the mind or analyze
tangled in knots or snarls	difficult to describe