run low vs cease

run low is not a noun while cease is a noun.

Word	Noun	Adjective	Verb	Adverb
run low	No	No	Yes	No
cease	Yes	No	Yes	No

As verbs, cease is a hypernym of run low; that is, cease is a word with a broader meaning than run low:

run low: to be spent or finished
cease: have an end, in a temporal, spatial, or quantitative sense; either spatial or metaphorical

Other hypernyms of run low include end, finish, stop, terminate.

run low (noun)	cease (noun)
	(`cease' is a noun only in the phrase `without cease') end

run low (verb)	cease (verb)
to be spent or finished	put an end to a state or an activity
	have an end, in a temporal, spatial, or quantitative sense; either spatial or metaphorical