chain vs cycle

chain and cycle both are nouns.

Word	Noun	Adjective	Verb	Adverb
chain	Yes	No	Yes	No
cycle	Yes	No	Yes	No

chain (noun)	cycle (noun)
a series of (usually metal) rings or links fitted into one another to make a flexible ligament	a wheeled vehicle that has two wheels and is moved by foot pedals
a necklace made by stringing objects together	a single complete execution of a periodically repeated phenomenon
anything that acts as a restraint	a periodically repeated sequence of events
a linked or connected series of objects	a series of poems or songs on the same theme
a series of things depending on each other as if linked together	an interval during which a recurring sequence of events occurs
(business) a number of similar establishments (stores or restaurants or banks or hotels or theaters) under one ownership	the unit of frequency; one hertz has a periodic interval of one second (named for Heinrich Rudolph Hertz)
(chemistry) a series of linked atoms (generally in an organic molecule)
a series of hills or mountains
a unit of length

chain (verb)	cycle (verb)
fasten or secure with chains	recur in repeating sequences
connect or arrange into a chain by linking	ride a motorcycle
	ride a bicycle
	pass through a cycle
	cause to go through a recurring sequence