blow tube vs tube

blow tube and tube both are nouns.

Word	Noun	Adjective	Verb	Adverb
blow tube	Yes	No	No	No
tube	Yes	No	Yes	No

As nouns, tube is a hypernym of blow tube; that is, tube is a word with a broader meaning than blow tube:

blow tube: a tube that directs air or gas into a flame to concentrate heat
tube: conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases

Other hypernyms of blow tube include tubing.

As nouns, tube is a hypernym of blow tube; that is, tube is a word with a broader meaning than blow tube:

blow tube: a tube through which darts can be shot by blowing
tube: conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases

Other hypernyms of blow tube include tubing.

blow tube (noun)	tube (noun)
a tube that directs air or gas into a flame to concentrate heat	conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases
a tube through which darts can be shot by blowing	an electric railway operating below the surface of the ground (usually in a city)
	electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
	(anatomy) any hollow cylindrical body structure
	a hollow cylindrical shape

blow tube (verb)	tube (verb)
	place or enclose in a tube
	convey in a tube
	ride or float on an inflated tube
	provide with a tube or insert a tube into