barbitone vs diethylmalonylurea

barbitone and diethylmalonylurea both are nouns.

Word	Noun	Adjective	Verb	Adverb
barbitone	Yes	No	No	No
diethylmalonylurea	Yes	No	No	No

As nouns, barbitone and diethylmalonylurea are synonyms defined as:

Other synonyms of barbitone include barbital, diethylbarbituric acid, veronal.

barbitone (noun)	diethylmalonylurea (noun)
a barbiturate used as a hypnotic	a barbiturate used as a hypnotic