courteous

/ˈkɜrtiəs/
adjective
  1. Polite, respectful, and considerate in behavior or speech.
    • The hotel staff were courteous and helpful during our stay.
    • It is important to be courteous when speaking to customers.
    • He wrote a courteous thank-you note after the interview.
Antonyms
What does "courteous" mean? | whatsthatwordmean | whatsthatwordmean