(n.) The quality of being becoming, appropriate, or fit; congruity; fitness.

acculturation act of courtesy affability agreeableness amenities amenity amiability appropriateness attention becomingness bienseance ceremonies civilities civilization clubbability clubbishness clubbism comity communicativeness companionability compatibility complaisance conformity congeniality considerateness consideration convenance convention conventional usage conventionalism conventionality cordiality correctness courteousness courtesy courtliness cultivation culture custom decencies decency decorousness decorum deference dignities diplomacy diplomatic code education elegance elegancies enculturation enlightenment etiquette exquisite manners familiarity favor felicity fitness fittingness fondness for society form formalities formality friendliness geniality genteelness gentilities gentility good form good manners graceful gesture gracefulness graces graciousness gregariousness happiness hospitality intimacy manners meetness mores natural politeness point of etiquette polish polite act politeness politesse properness proprieties propriety protocol punctilio quiet good manners refinement respect respectfulness rightness rites rituals rules of conduct seemliness sociability sociableness social code social conduct social convention social grace social graces social procedures social usage sociality socialization solicitousness solicitude suitability tact tactfulness thoughtfulness urbanity