pitting vs pit

pitting and pit both are nouns.

Word	Noun	Adjective	Verb	Adverb
pitting	Yes	No	No	No
pit	Yes	No	Yes	No

pitting (noun)	pit (noun)
the formation of small pits in a surface as a consequence of corrosion	a surface excavation for extracting stone or slate
	a workplace consisting of a coal mine plus all the buildings and equipment connected with it
	a trap in the form of a concealed hole
	lowered area in front of a stage where an orchestra accompanies the performers
	(auto racing) an area at the side of a racetrack where the race cars are serviced and refueled
	(commodity exchange) the part of the floor of a commodity exchange where trading in a particular commodity is carried on
	an enclosure in which animals are made to fight
	(Christianity) the abode of Satan and the forces of evil; where sinners suffer eternal punishment
	a sizeable hole (usually in the ground)
	the hard inner (usually woody) layer of the pericarp of some fruits (as peaches or plums or cherries or olives) that contains the seed
	a concavity in a surface (especially an anatomical depression)

pitting (verb)	pit (verb)
	remove the pits from
	set into opposition or rivalry
	mark with a scar