heaver vs working person

heaver and working person both are nouns.

Word	Noun	Adjective	Verb	Adverb
heaver	Yes	No	No	No
working person	Yes	No	No	No

As nouns, working person is a hypernym of heaver; that is, working person is a word with a broader meaning than heaver:

heaver: a workman who heaves freight or bulk goods (especially at a dockyard)
working person: an employee who performs manual or industrial labor

Other hypernyms of heaver include working man, workingman, workman.

heaver (noun)	working person (noun)
a bar used as a lever (as in twisting rope)	an employee who performs manual or industrial labor
a workman who heaves freight or bulk goods (especially at a dockyard)