Etiquette and Way of behaving

Etiquette noun - Personal conduct or behavior as evaluated by an accepted standard of appropriateness for a social or professional setting.

Way of behaving and etiquette are semantically related. In some cases you can use "Way of behaving" instead a noun "Etiquette".

Etiquette and way of behaving are semantically related. You can use "Etiquette" instead a noun phrase "Way of behaving".