strike vs spur

strike and spur both are nouns.

Word	Noun	Adjective	Verb	Adverb
strike	Yes	No	Yes	No
spur	Yes	No	Yes	No

As verbs, spur is a hyponym of strike; that is, spur is a word with a more specific, narrower meaning than strike:

strike (noun)	spur (noun)
a group's refusal to work in protest against low pay or bad work conditions	a sharp prod fixed to a rider's heel and used to urge a horse onward
a score in tenpins: knocking down all ten with the first ball	a railway line connected to a trunk line
an attack that is intended to seize or inflict damage on or destroy an objective	a verbalization that encourages you to attempt something
a conspicuous success	tubular extension at the base of the corolla in some flowers
(baseball) a pitch that the batter swings at and misses, or that the batter hits into foul territory, or that the batter does not swing at but the umpire judges to be in the area over home plate and between the batter's knees and shoulders	any sharply pointed projection
a gentle blow

strike (verb)	spur (verb)
cause to form (an electric arc) between electrodes of an arc lamp	goad with spurs
arrive at after reckoning, deliberating, and weighing	equip with spurs
indicate (a certain time) by striking	strike with a spur
make a strategic, offensive, assault against an enemy, opponent, or a target	give heart or courage to
deliver a sharp blow, as with the hand, fist, or weapon	incite or stimulate
hit against; come into sudden contact with
affect or afflict suddenly, usually adversely
produce by manipulating keys or strings of musical instruments
remove by erasing or crossing out or as if by drawing a line
pierce with force
smooth with a strickle
hook by a pull on the line
produce by ignition or a blow
form by stamping, punching, or printing
disassemble a temporary structure, such as a tent or a theatrical set
have an emotional or cognitive impact upon
drive something violently into a location
occupy or take on
cause to experience suddenly
find unexpectedly
stop work in order to press demands
attain
touch or seem as if touching visually or audibly