jittei
1. biological younger brother
★ Common
Noun
#126609
1. biological younger brother
1. Younger brother's; Real younger brother's
1. Not a younger brother.; Not my real younger brother.
1. If younger brother; If it were my younger brother
1. Not my younger brother.
1. Wasn't my younger brother.
1. Younger brother. ; My younger brother.
1. Was not my younger brother.; Was not a younger brother of mine.
1. Wasn't my younger brother.
1. Was younger brother.; Was (my) younger brother.