Unfriendlier Synonyms and Antonyms

Not easy to understand or use
(Adjective)
Synonyms:
  1. remoter
  2. surlier
  3. frostier
  4. sourer
  5. meaner
  6. cooler
  7. gruffer
  8. colder
Antonyms:
  1. friendlier
  2. nicer
  3. franker
  4. kinder