IMPERTINENCE
impertinence, perkiness, pertness, sauciness, archness
(noun) inappropriate playfulness
crust, gall, impertinence, impudence, insolence, cheekiness, freshness
(noun) the trait of being rude and impertinent; inclined to take liberties
impudence, cheek, impertinence
(noun) an impudent statement
Source: WordNet® 3.1
Etymology
Noun
impertinence (countable and uncountable, plural impertinences)
(uncountable) Lack of pertinence; irrelevance.
(countable) An instance of this; a moment of being impertinent.
(uncountable) The fact or character of being out of place; inappropriateness.
(countable, uncountable) Insolence; impudence.
Source: Wiktionary
Im*per"ti*nence, n. Etym: [Cf. F. impertinence. See Impertinent.]
1. The condition or quality of being impertnent; absence of
pertinence, or of adaptedness; irrelevance; unfitness.
2. Conduct or language unbecoming the person, the society, or the
circumstances; rudeness; incivility.
We should avoid the vexation and impertinence of pedants who affect
to talk in a language not to be understood. Swift.
3. That which is impertinent; a thing out of place, or of no value.
There are many subtile impertinences learned in schools. Watts.
Source: Webster’s Unabridged Dictionary 1913 Edition