piquant vs salty

piquant and salty both are adjectives.

Word	Noun	Adjective	Verb	Adverb
piquant	No	Yes	No	No
salty	No	Yes	No	No

As adjectives, piquant and salty are synonyms defined as:

piquant (adjective)	salty (adjective)
attracting or delighting	containing or filled with salt
engagingly stimulating or provocative	engagingly stimulating or provocative
having an agreeably pungent taste	one of the four basic taste sensations; like the taste of sea water