impair synonyms

impair

v.

  1. To damage

    spoil, injure, hurt; see break 2, damage 1, destroy 1.

  2. To weaken

    diminish, undermine, reduce; see weaken 2. See syn. study at hurt.

Webster's New World Roget's A-Z Thesaurus Copyright © 1999 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.