catch vs click

catch and click both are nouns.

Word	Noun	Adjective	Verb	Adverb
catch	Yes	No	Yes	No
click	Yes	No	Yes	No

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

catch: a restraint that checks the motion of something
click: a hinged catch that fits into a notch of a ratchet to move a wheel forward or prevent it from moving backward

Other hyponyms of catch include bench hook, doorstop, doorstopper, detent, dog, pawl, trip, tripper.

catch (noun)	click (noun)
the act of catching an object with the hands	depression of a button on a computer mouse
the act of apprehending (especially apprehending a criminal)	a hinged catch that fits into a notch of a ratchet to move a wheel forward or prevent it from moving backward
a cooperative game in which a ball is passed back and forth	a stop consonant made by the suction of air into the mouth (as in Bantu)
a fastener that fastens or locks a door or window	a short light metallic sound
a restraint that checks the motion of something
a drawback or difficulty that is not readily evident
a break or check in the voice (usually a sign of strong emotion)
anything that is caught (especially if it is worth catching)
a person regarded as a good matrimonial prospect
the quantity that was caught

catch (verb)	click (verb)
come down with	become clear or enter one's consciousness or emotions
be struck or affected by	make a clucking sounds, characteristic of hens
delay or hold up; prevent from proceeding on schedule or as planned	produce a click
detect a blunder or misstep	cause to make a snapping sound
discover or come upon accidentally, suddenly, or unexpectedly; catch somebody doing something or in a certain state	move or strike with a noise
grasp with the mind or develop an understanding of	make a clicking or ticking sound
become aware of	click repeatedly or uncontrollably
be the catcher
catch up with and possibly overtake
take hold of so as to seize or restrain or stop the motion of
succeed in catching or seizing, especially after a chase
capture as if by hunting, snaring, or trapping
to hook or entangle
attract and fix
cause to become accidentally or suddenly caught, ensnared, or entangled
spread or be communicated
take in and retain
reach with a blow or hit in a particular spot
apprehend and reproduce accurately
attract; cause to be enamored
reach in time
hear, usually without the knowledge of the speakers
perceive with the senses quickly, suddenly, or momentarily
see or watch
suffer from the receipt of
perceive by hearing
get or regain something necessary, usually quickly or briefly
check oneself during an action
start burning