impertinence vs freshness

impertinence and freshness both are nouns.

Word	Noun	Adjective	Verb	Adverb
impertinence	Yes	No	No	No
freshness	Yes	No	No	No

As nouns, impertinence and freshness are synonyms defined as:

impertinence and freshness: the trait of being rude and impertinent; inclined to take liberties

Other synonyms of impertinence include cheekiness, crust, gall, impudence, insolence.

impertinence (noun)	freshness (noun)
inappropriate playfulness	originality by virtue of being refreshingly novel
the trait of being rude and impertinent; inclined to take liberties	the property of being pure and fresh (as if newly made); not stale or deteriorated
an impudent statement	the trait of being rude and impertinent; inclined to take liberties
	originality by virtue of being new and surprising
	an alert and refreshed state