pickle relish vs relish

pickle relish and relish both are nouns.

Word	Noun	Adjective	Verb	Adverb
pickle relish	Yes	No	No	No
relish	Yes	No	Yes	No

As nouns, relish is a hypernym of pickle relish; that is, relish is a word with a broader meaning than pickle relish:

pickle relish (noun)	relish (noun)
relish of chopped (usually sweet) pickles	the taste experience when a savoury condiment is taken into the mouth
	vigorous and enthusiastic enjoyment
	spicy or savory condiment

pickle relish (verb)	relish (verb)
	derive or receive pleasure from; get enjoyment from; take pleasure in