exception vs objection

exception and objection both are nouns.

Word	Noun	Adjective	Verb	Adverb
exception	Yes	No	No	No
objection	Yes	No	No	No

As nouns, objection is a hypernym of exception; that is, objection is a word with a broader meaning than exception:

exception (noun)	objection (noun)
a deliberate act of omission	(law) a procedure whereby a party to a suit says that a particular line of questioning or a particular witness or a piece of evidence or other matter is improper and should not be continued and asks the court to rule on its impropriety or illegality
an instance that does not conform to a rule or generalization	the act of protesting; a public (often organized) manifestation of dissent
grounds for adverse criticism	the speech act of objecting
	the act of expressing earnest opposition or protest