noun

1. Agreement or concurrence of opinion, will, or action.

2. A harmony in sound, pitch and tone; concord.

3. Agreement or harmony of things in general.

   “the accord of light and shade in painting”

Synonyms: assent, consent, treaty

verb

1. To make to agree or correspond; to suit one thing to another; to adjust.

2. To bring (people) to an agreement; to reconcile, settle, adjust or harmonize.

3. To agree or correspond; to be in harmony; to be concordant.