cashier vs teller

cashier and teller both are nouns.

Word	Noun	Adjective	Verb	Adverb
cashier	Yes	No	Yes	No
teller	Yes	No	No	No

As nouns, cashier and teller are synonyms defined as:

cashier and teller: an employee of a bank who receives and pays out money

Other synonyms of cashier include bank clerk.

cashier (noun)	teller (noun)
an employee of a bank who receives and pays out money	an employee of a bank who receives and pays out money
a person responsible for receiving payments for goods and services (as in a shop or restaurant)	an official appointed to count the votes (especially in legislative assembly)
	someone who tells a story

cashier (verb)	teller (verb)
discharge with dishonor, as in the army
discard or do away with