earner vs double dipper

earner and double dipper both are nouns.

Word	Noun	Adjective	Verb	Adverb
earner	Yes	No	No	No
double dipper	Yes	No	No	No

As nouns, double dipper is a hyponym of earner; that is, double dipper is a word with a more specific, narrower meaning than earner:

earner: someone who earn wages in return for their labor
double dipper: someone who draws two incomes from the government (usually by combining a salary and a pension)

Other hyponyms of earner include breadwinner, garnishee.

earner (noun)	double dipper (noun)
someone who earn wages in return for their labor	someone who draws two incomes from the government (usually by combining a salary and a pension)