Proper Synonyms and Antonyms

Suited to one's end or purpose
In accordance with principles of right or good conduct
  1. etiquette
  2. protocol
  1. befit
  2. behoove

Words Related to Proper

Related words are words that are directly connected to each other through their meaning, even if they are not synonyms or antonyms. This connection may be general or specific, or the words may appear frequently together.