cord

Usage

• discordant

  A situation or thing that is discordant does not fit in with other things; therefore, it is disagreeable, strange, or unpleasant.

• concordant

  Two people concordant with each other are in agreement or harmony.

• accord

  When you are in accord with someone, you are in agreement or harmony with them.

• cordial

  A cordial greeting is warm, friendly, and polite.