1.
discord; strife; disharmony
A state of disagreement or conflict between people, especially within a family, couple, or organization. Composed of 不 (not) + 和 (harmony). Implies an ongoing state of tension rather than a single argument.
Usage
不和 describes a sustained state of conflict or lack of harmony between people. It is more formal and serious than 仲が悪い (to be on bad terms), which is more conversational.