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Use "pepperiness" in a sentence
"This dressing works superbly as a counterbalance to the arugula's pepperiness, which is mellowed out by the nuttiness of bean sprouts."
"Ginger cake demands both the pepperiness of the dried form, and the "zing" of the fresh root for absolute perfection."
"After trying out both spring onions and parsley I decide that the subtler flavour of chives works better: the hot pepperiness of both ingredients is a distraction from the soothing, salty potatoey-ness of the dish."