spicy vs naughty

spicy and naughty both are adjectives.

Word	Noun	Adjective	Verb	Adverb
spicy	No	Yes	No	No
naughty	No	Yes	No	No

As adjectives, spicy and naughty are synonyms defined as:

Other synonyms of spicy include blue, gamey, gamy, juicy, racy, risque.

spicy (adjective)	naughty (adjective)
suggestive of sexual impropriety	badly behaved
producing a burning sensation on the taste nerves	suggestive of sexual impropriety