Antonyms of adv discourteously

1 sense of discourteously

Sense 1
impolitely, discourteously, rudely -- (in an impolite manner; "he treated her impolitely")
       Antonym of courteously (Sense 1)
      => politely, courteously -- (in a polite manner; "the policeman answered politely, `Now look here, lady...'")

Synonyms of adv discourteously

1 sense of discourteously

Sense 1
impolitely, discourteously, rudely -- (in an impolite manner; "he treated her impolitely")