Common ground
共通点、一致点
Shared beliefs or interests; mutual understanding
共通の意見や興味、相互理解
Even though Rob and Mike hated each other, they reached a common ground that pizza was really the best food.
ロブとマイクはお互いに嫌いあってはいたが、ピザは本当に、一番おいしい食べ物だということで共通の認識に至った。