Your father's younger (or elder) brother would be your uncle. It is tradition to call them by their given first name as opposed to 'Uncle', in the way the majority of people call their perents Mum & Dad rather than their given names.
He is still a prince, just not heir to the throne (unless otherwise decided by the king/emperor)
I say lil bro
Your uncle.
Uncle
Robert Barone is the older brother.
Buzz McCallister: Kevin's older brother , Megan McCallister: Kevin's older sister , Linnie McCallister: Kevin's older sister and Jeff McCallister: Kevin's older brother .
Kenai is the older brother, and Koda is the younger brother.
His older brother was Gonzalo Vasquez de Coronado.
Josef is Shmuel's older brother.
Your father's brother is your uncle.
uncle
uncle
aunt
cousin
little brother
I call them my uncles
Your husband would call her Niam Tij, so if she married the older brother, you can just called her Niam Laus.
Hyung or Oppa. If a boy is talking to his older brother, he would call him "hyung". or "hyung ah yah. If a girl is talking to her older brother, she would call him "oppa".
The wife of your brother (younger or older than you) is your sister-in-law.
you dont
Your brother's father isyour father, unless you are half-brothers. In that case, your brother's father might be your stepfather