run off vs photostat

run off is not a noun while photostat is a noun.

Word	Noun	Adjective	Verb	Adverb
run off	No	No	Yes	No
photostat	Yes	No	Yes	No

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

Other hyponyms of run off include microcopy.

run off (noun)	photostat (noun)
	a photocopy made on a Photostat machine

run off (verb)	photostat (verb)
decide (a contest or competition) by a runoff	make a copy by means of a Photostat device
reproduce by xerography
force to go away; used both with concrete and metaphoric meanings
leave suddenly and as if in a hurry
run away; usually includes taking something or somebody along
run away secretly with one's beloved
run off as waste