hoard vs run up

hoard is a noun but run up is not a noun.

Word	Noun	Adjective	Verb	Adverb
hoard	Yes	No	Yes	No
run up	No	No	Yes	No

As verbs, run up is a hyponym of hoard; that is, run up is a word with a more specific, narrower meaning than hoard:

Other hyponyms of hoard include corral, collect, pull in, come up, scrape, scrape up, scratch, chunk, lump, bale, catch, fund, fund.

hoard (noun)	run up (noun)
a secret store of valuables or money

hoard (verb)	run up (verb)
get or gather together	pile up (debts or scores)
save up as for future use	raise by using ropes and pulleys
	fasten by sewing; do needlework
	make by sewing together quickly
	accumulate, sometimes as a debt