Impertinent :: Impertinent (a.) Not pertinent; not pertaining to the matter in hand; having no bearing on the subject; not to the point; irrelevant; inapplicable.
Impertinent :: Impertinent (a.) Contrary to, or offending against, the rules of propriety or good breeding; guilty of, or prone to, rude, unbecoming, or uncivil words or actions; as, an impertient coxcomb; an impertient remark..
Pertinency :: Pertinency (n.) The quality or state of being pertinent; justness of relation to the subject or matter in hand; fitness; appositeness; relevancy; suitableness.
Pertinent :: Pertinent (a.) Belonging or related to the subject or matter in hand; fit or appropriate in any way; adapted to the end proposed; apposite; material; relevant; as, pertinent illustrations or arguments; pertinent evidence..