brother · noun C /ˈbrʌð.ər/
Word family
Nouns: brother, brotherhood, brother-in-law
Adjectives: brotherly
brother
A1 a man or boy with the same parents as another person
Dictionary examples:
Do you have any brothers and sisters?
Johnny is my younger/older/big/baby/little brother.
Learner example:
I need to buy a book for my younger brother. (Key English Test; A2; Malay)