To improve the relationship between your husband and daughter, encourage open communication, active listening, and empathy. Create opportunities for them to spend quality time together and seek professional help if needed.
fighting between your kids and spouseIf your daughter and husband are fighting constantly sit them down( separately) and ask them something like "what is the matter with you guys?!?!?" then when they answer say "well okay so you have problems with each other " "that doesn't mean you can fight!"
Cousins
Your daughter's daughter is your granddaughter, and you would be her grandmother or grandfather.
She is your first cousin.
2nd cousin
Your daughter is your brother's niece. Your brother is your daughter's uncle
Your nephew and your daughter are first cousins.
Incest
my great grand-daughter
You are cousins
she would be my cousin
You are First Cousins