elusive vs problematical

elusive and problematical both are adjectives.

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

As adjectives, elusive and problematical are synonyms defined as:

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

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

elusive (adjective)	problematical (adjective)
skillful at eluding capture	making great mental demands; hard to comprehend or solve or believe
making great mental demands; hard to comprehend or solve or believe	open to doubt or debate
difficult to detect or grasp by the mind or analyze
difficult to describe