Related Clues:

• Think alike
• Permission
• Just say yes
• Cooperate (with)
• Give the OK
• Nod, e.g.
• Consort
• Shake on it
• Be agreeable
• What 'I' and 'am' do
• Sex ed topic
• Side (with)
• Go together well
• Reach an accord
• Please, with 'with'