Usage examples for sufficient

  1. It is your duty to get up in good time, but it is also a duty to get sufficient sleep.  Stray Thoughts for Girls by Lucy H. M. Soulsby
  2. To be aware, you mean, is not sufficient?  Four Weird Tales by Algernon Blackwood
  3. It was quite sufficient, and as she turned again Hawtrey slipped forward as softly as he could.  Masters of the Wheat-Lands by Harold Bindloss