remonstrance vs remonstration

remonstrance and remonstration both are nouns.

Word	Noun	Adjective	Verb	Adverb
remonstrance	Yes	No	No	No
remonstration	Yes	No	No	No

As nouns, remonstrance and remonstration are synonyms defined as:

remonstrance and remonstration: the act of expressing earnest opposition or protest

Other synonyms of remonstrance include expostulation, objection.

remonstrance (noun)	remonstration (noun)
the act of expressing earnest opposition or protest	the act of expressing earnest opposition or protest