demurrer vs demur

demurrer and demur both are nouns.

Word	Noun	Adjective	Verb	Adverb
demurrer	Yes	No	No	No
demur	Yes	No	Yes	No

As nouns, demurrer and demur are synonyms defined as:

Other synonyms of demurrer include demurral.

demurrer (noun)	demur (noun)
a defendant's answer or plea denying the truth of the charges against him	(law) a formal objection to an opponent's pleadings
(law) a formal objection to an opponent's pleadings
(law) any pleading that attacks the legal sufficiency of the opponent's pleadings

demurrer (verb)	demur (verb)
	object to
	enter a demurrer