the (good or bad) way a person behaves; treatment shown towards others

manner of conducting oneself

politeness

niceness

(the quality of) being decent

respectable behavior

the quality that earns or deserves respect

excellence, nobility

the rules for formal behaviour among people or a profession

manners, politeness

expediency

suitableness, appropriateness

the quality of being pleasing and attractive, especially in structure, movement

charm, loveliness

the state of being correct in behaviour and morals

suitableness, appropriateness

a code of behaviour as practised on diplomatic occasions

rules of conduct, behavior in certain situation

an order, law or custom which guides or controls behaviour or action; a habit; authority; to govern (people, a country etc)

standard, principle of behavior