dock-walloper vs docker

dock-walloper and docker both are nouns.

Word	Noun	Adjective	Verb	Adverb
dock-walloper	Yes	No	No	No
docker	Yes	No	No	No

As nouns, dock-walloper and docker are synonyms defined as:

dock-walloper and docker: a laborer who loads and unloads vessels in a port

Other synonyms of dock-walloper include dock worker, dockhand, dockworker, loader, longshoreman, lumper, stevedore.

dock-walloper (noun)	docker (noun)
a laborer who loads and unloads vessels in a port	a laborer who loads and unloads vessels in a port