piquancy vs nip

piquancy and nip both are nouns.

Word	Noun	Adjective	Verb	Adverb
piquancy	Yes	No	No	No
nip	Yes	No	Yes	No

As nouns, piquancy and nip are synonyms defined as:

Other synonyms of piquancy include piquance, piquantness, tang, tanginess, zest.

piquancy (noun)	nip (noun)
a tart spicy quality	a small sharp bite or snip
the quality of being agreeably stimulating or mentally exciting	a tart spicy quality
	the property of being moderately cold
	the taste experience when a savoury condiment is taken into the mouth
	a small drink of liquor

piquancy (verb)	nip (verb)
	squeeze tightly between the fingers
	sever or remove by pinching or snipping
	give a small sharp bite to