hold up vs pole

hold up is not a noun while pole is a noun.

Word	Noun	Adjective	Verb	Adverb
hold up	No	No	Yes	No
pole	Yes	No	Yes	No

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

Other hyponyms of hold up include scaffold, block, carry, chock, buoy, buoy up, bracket, underpin, prop, prop up, shore, shore up, truss, brace.

hold up (noun)	pole (noun)
	a long (usually round) rod of wood or metal or plastic
	one of the two ends of a magnet where the magnetism seems to be concentrated
	a long fiberglass sports implement used for pole vaulting
	a contact on an electrical device (such as a battery) at which electric current enters or leaves
	one of two divergent or mutually exclusive opinions
	one of two antipodal points where the Earth's axis of rotation intersects the Earth's surface
	one of two points of intersection of the Earth's axis and the celestial sphere
	a linear measure of 16.5 feet
	a square rod of land

hold up (verb)	pole (verb)
cause to be slowed down or delayed	deoxidize molten metals by stirring them with a wooden pole
be the physical support of; carry the weight of	propel with a pole
hold up something as an example; hold up one's achievements for admiration	support on poles
rob at gunpoint or by means of some other threat
continue to live and avoid dying
resist or withstand wear, criticism, etc.
resist or confront with resistance