slop jar vs bucket

slop jar and bucket both are nouns.

Word	Noun	Adjective	Verb	Adverb
slop jar	Yes	No	No	No
bucket	Yes	No	Yes	No

As nouns, bucket is a hypernym of slop jar; that is, bucket is a word with a broader meaning than slop jar:

slop jar: a large pail used to receive waste water from a washbasin or chamber pot
bucket: a roughly cylindrical vessel that is open at the top

Other hypernyms of slop jar include pail.

slop jar (noun)	bucket (noun)
a large pail used to receive waste water from a washbasin or chamber pot	a roughly cylindrical vessel that is open at the top
	the quantity contained in a bucket

slop jar (verb)	bucket (verb)
	carry in a bucket
	put into a bucket