disposal vs garbage disposal

disposal and garbage disposal both are nouns.

Word	Noun	Adjective	Verb	Adverb
disposal	Yes	No	No	No
garbage disposal	Yes	No	No	No

As nouns, disposal and garbage disposal are synonyms defined as:

disposal and garbage disposal: a kitchen appliance for disposing of garbage

Other synonyms of disposal include electric pig.

disposal (noun)	garbage disposal (noun)
the act or means of getting rid of something	a kitchen appliance for disposing of garbage
a method of tending to or managing the affairs of some group of people (especially the group's business affairs)
a kitchen appliance for disposing of garbage
the power to use something or someone