cycle vs treadle

cycle and treadle both are nouns.

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

cycle (noun)	treadle (noun)
a wheeled vehicle that has two wheels and is moved by foot pedals	a lever that is operated with the foot
a single complete execution of a periodically repeated phenomenon
a periodically repeated sequence of events
a series of poems or songs on the same theme
an interval during which a recurring sequence of events occurs
the unit of frequency; one hertz has a periodic interval of one second (named for Heinrich Rudolph Hertz)

cycle (verb)	treadle (verb)
recur in repeating sequences	operate (machinery) by a treadle
ride a motorcycle	tread over
ride a bicycle
pass through a cycle
cause to go through a recurring sequence