cigarette holder vs tubing

cigarette holder and tubing both are nouns.

Word	Noun	Adjective	Verb	Adverb
cigarette holder	Yes	No	No	No
tubing	Yes	No	No	No

As nouns, tubing is a hypernym of cigarette holder; that is, tubing is a word with a broader meaning than cigarette holder:

cigarette holder: a tube that holds a cigarette while it is being smoked
tubing: conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases

Other hypernyms of cigarette holder include holder, tube.

cigarette holder (noun)	tubing (noun)
a tube that holds a cigarette while it is being smoked	conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases