courteously
Definitions
In a manner that is polite, respectful, and considerate of others.
With good manners or refined social behavior.
Examples
The hotel staff greeted every guest courteously as they entered the lobby.
Even when he disagreed with his opponent, he always responded courteously to maintain a professional tone.
Synonyms
politely respectfully graciously civilly mannerly thoughtfully chivalrously
Antonyms
rudely impolitely discourteously insolently brutally offensively disrespectfully