Usage patterns
〈人〉と不和になるto fall into discord/bad terms with someone
He got on bad terms with his boss and quit the company.
不和が生じるdiscord arises (between people or groups)
Discord arose between the brothers over the inheritance.
不和を招くto cause/bring about discord
A misunderstanding brought about discord between the two countries.
家庭内の不和discord within the family/household
Discord within the family can sometimes affect the children.