porter vs employee

porter and employee both are nouns.

Word	Noun	Adjective	Verb	Adverb
porter	Yes	No	Yes	No
employee	Yes	No	No	No

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

porter: a railroad employee who assists passengers (especially on sleeping cars)
employee: a worker who is hired to perform a job

porter (noun)	employee (noun)
a very dark sweet ale brewed from roasted unmalted barley	a worker who is hired to perform a job
a person employed to carry luggage and supplies
a railroad employee who assists passengers (especially on sleeping cars)
someone who guards an entrance

porter (verb)	employee (verb)
carry luggage or supplies