chain vs chemistry

chain and chemistry both are nouns.

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

chain (noun)	chemistry (noun)
a series of (usually metal) rings or links fitted into one another to make a flexible ligament	the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
a necklace made by stringing objects together	the way two individuals relate to each other
anything that acts as a restraint	the chemical composition and properties of a substance or object
a linked or connected series of objects
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)	chemistry (verb)
fasten or secure with chains
connect or arrange into a chain by linking