disposal vs electric pig

disposal and electric pig both are nouns.

Word	Noun	Adjective	Verb	Adverb
disposal	Yes	No	No	No
electric pig	Yes	No	No	No

As nouns, disposal and electric pig are synonyms defined as:

Other synonyms of disposal include garbage disposal.

disposal (noun)	electric pig (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