sapropel vs ooze

sapropel and ooze both are nouns.

Word	Noun	Adjective	Verb	Adverb
sapropel	Yes	No	No	No
ooze	Yes	No	Yes	No

As nouns, ooze is a hypernym of sapropel; that is, ooze is a word with a broader meaning than sapropel:

sapropel: sludge (rich in organic matter) that accumulates at the bottom of lakes or oceans
ooze: any thick, viscous matter

Other hypernyms of sapropel include goo, gook, goop, guck, gunk, muck, slime, sludge.

sapropel (noun)	ooze (noun)
sludge (rich in organic matter) that accumulates at the bottom of lakes or oceans	the process of seeping
	any thick, viscous matter

sapropel (verb)	ooze (verb)
	release (a liquid) in drops or small quantities
	pass gradually or leak through or as if through small openings