problematics vs accumulation

problematics and accumulation both are nouns.

Word	Noun	Adjective	Verb	Adverb
problematics	Yes	No	No	No
accumulation	Yes	No	No	No

As nouns, accumulation is a hypernym of problematics; that is, accumulation is a word with a broader meaning than problematics:

problematics: the uncertainties or difficulties inherent in a situation or plan.
accumulation: several things grouped together or considered as a whole

Other hypernyms of problematics include aggregation, assemblage, collection.

problematics (noun)	accumulation (noun)
the uncertainties or difficulties inherent in a situation or plan.	the act of accumulating
	several things grouped together or considered as a whole
	(finance) profits that are not paid out as dividends but are added to the capital base of the corporation
	an increase by natural growth or addition