insurance coverage vs sum

insurance coverage and sum both are nouns.

Word	Noun	Adjective	Verb	Adverb
insurance coverage	Yes	No	No	No
sum	Yes	No	Yes	No

As nouns, sum is a hypernym of insurance coverage; that is, sum is a word with a broader meaning than insurance coverage:

Other hypernyms of insurance coverage include amount, amount of money, sum of money.

insurance coverage (noun)	sum (noun)
the total amount and type of insurance carried	the whole amount
	the choicest or most essential or most vital part of some idea or experience
	a quantity obtained by the addition of a group of numbers
	the final aggregate
	a set containing all and only the members of two or more given sets
	a quantity of money

insurance coverage (verb)	sum (verb)
	determine the sum of
	be a summary of