toll agent vs employee

toll agent and employee both are nouns.

Word	Noun	Adjective	Verb	Adverb
toll agent	Yes	No	No	No
employee	Yes	No	No	No

As nouns, employee is a hypernym of toll agent; that is, employee is a word with a broader meaning than toll agent:

toll agent (noun)	employee (noun)
someone employed to collect tolls	a worker who is hired to perform a job