Monarchs such as catherine 2nd and joeseph 2nd?

b2 + b2 = 2b2(when terms are alike, just add them up)

the question is in gebrish if you want this question answered you will have to to a spell check or something because i don't know what jntu is or sem is so i can't help you here.

you just act normal and be yourself

No, they are just your cousin. If your mother's cousin had children then they would be your second cousin. If your grandmother's cousin had children they would be your 2nd cousin once removed.