jump vs hurdle

jump and hurdle both are nouns.

Word	Noun	Adjective	Verb	Adverb
jump	Yes	No	Yes	No
hurdle	Yes	No	Yes	No

As nouns, hurdle is a hyponym of jump; that is, hurdle is a word with a more specific, narrower meaning than jump:

Other hyponyms of jump include header, hop, bounce, bound, leap, leaping, saltation, spring, vault, jumping up and down, capriole.

jump (noun)	hurdle (noun)
the act of jumping; propelling yourself off the ground	the act of jumping over an obstacle
a sudden involuntary movement	a light movable barrier that competitors must leap over in certain races
descent with a parachute	an obstacle that you are expected to overcome
(film) an abrupt transition from one scene to another
an abrupt transition
a sudden and decisive increase

jump (verb)	hurdle (verb)
increase suddenly and significantly	jump a hurdle
rise in rank or status
go back and forth; swing back and forth between two states or conditions
pass abruptly from one state or topic to another
bypass
make a sudden physical attack on
enter eagerly into
move forward by leaps and bounds
cause to jump or leap
move or jump suddenly, as if in surprise or alarm
run off or leave the rails
start (a car engine whose battery is dead) by connecting it to another car's battery
jump down from an elevated point
jump from an airplane and descend with a parachute
be highly noticeable