double stopping vs stopping

double stopping and stopping both are nouns.

Word	Noun	Adjective	Verb	Adverb
double stopping	Yes	No	No	No
stopping	Yes	No	No	No

As nouns, stopping is a hypernym of double stopping; that is, stopping is a word with a broader meaning than double stopping:

double stopping: stopping two strings and producing two notes at the same time
stopping: the kind of playing that involves pressing the fingers on the strings of a stringed instrument to control the pitch

double stopping (noun)	stopping (noun)
stopping two strings and producing two notes at the same time	the kind of playing that involves pressing the fingers on the strings of a stringed instrument to control the pitch
	fastener consisting of a narrow strip of welded metal used to join steel members