You are not related to your husband's cousins.
Your husband's cousin's sister is also your husband's cousin. You are not related to your husband's cousin.
Cousin in Law
I think that you call them your cousin in law because its pretty much the same concept as a sister in law... its your husbands cousin so it would be a cousin in law
Your husband's third cousin is just considered your third cousin through marriage.
Your cousin in law
The cousin of your cousin is related to you if you share a common ancestor, such as if you are all descended from the same great grand father. If the cousin of your sousin is related to your cousin through a person to whom YOU are not related, then you are not related to the cousin of your cousin.
Only you hold the key to why you had an affair with your husband's cousin. It's called cheating for one.
You are not related to your cousin's wife.
No. You are not related to the spouse of a cousin, much less the spouse's cousin.
Although some people talk about a cousin-in-law, in reality your are not related to your husand's cousin.
All of your cousin's descendents are related to you. Your first cousin's grand chid is your first cousin, twice removed.
You are not related to your wife's cousin; you share no ancestors.