workingman vs lather

workingman and lather both are nouns.

Word	Noun	Adjective	Verb	Adverb
workingman	Yes	No	No	No
lather	Yes	No	Yes	No

As nouns, lather is a hyponym of workingman; that is, lather is a word with a more specific, narrower meaning than workingman:

workingman (noun)	lather (noun)
an employee who performs manual or industrial labor	the froth produced by soaps or detergents
	the foam resulting from excessive sweating (as on a horse)
	a workman who puts up laths
	agitation resulting from active worry

workingman (verb)	lather (verb)
	rub soap all over, usually with the purpose of cleaning
	exude sweat or lather
	form a lather
	beat severely with a whip or rod