chain vs notch

chain and notch both are nouns.

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

chain (noun)	notch (noun)
a series of (usually metal) rings or links fitted into one another to make a flexible ligament	a small cut
a necklace made by stringing objects together	a V-shaped or U-shaped indentation carved or scratched into a surface
anything that acts as a restraint	the location in a range of mountains of a geological formation that is lower than the surrounding peaks
a linked or connected series of objects	a V-shaped indentation
a series of things depending on each other as if linked together
(business) a number of similar establishments (stores or restaurants or banks or hotels or theaters) under one ownership
(chemistry) a series of linked atoms (generally in an organic molecule)
a series of hills or mountains
a unit of length

chain (verb)	notch (verb)
fasten or secure with chains	notch a surface to record something
connect or arrange into a chain by linking	cut or make a notch into