closeness intimacy acquaintance friendliness camaraderie impropriety casualness liberty conversancy indecorum conversance familiar informality fluency mastery know fondness sophistication empathy nuances cachet sense charm unfamiliarity fascination uniqueness versatility smarts idiosyncrasies directness awareness knowledge unfamiliar information cognizance aware expertise experience proximity consciousness kinship misdeed misbehaviour misbehavior rapport understanding proficiency knowing notoriety insight complicity attention slanginess usualness indoctrination breeds habit control acquaint gesture informed ecosystem affection cognisance affinity cohesiveness newness pedigree similarity inexperience warmth enthusiasm commonality worldliness predictability consistency diffidence wariness gravitas comfort distrust coolness flair subtleties competence unpredictability mystique oddness aloofness easiness affability straightforwardness acumen disdain subtlety distaste candor paucity quirks nuance