dock-walloper vs lumper

dock-walloper and lumper both are nouns.

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

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

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

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

dock-walloper (noun)	lumper (noun)
a laborer who loads and unloads vessels in a port	a taxonomist who classifies organisms into large groups on the basis of major characteristics
	a laborer who loads and unloads vessels in a port