sēbabiri (ba-)     1  class 1
singular: umu-
plural: aba-
  
father of twins (also used for the mother)
father    (my, our) dāta, dāwe, papa, da
(your) so
(his, her, their) se
(~-in-law) sebukwe
(~ of twins) sebabiri
En-En dictionary 
twin    ihasa, amahasa (pl.)
(father of) sebabiri
(mother of) nyirababiri (rarely used)
En-En dictionary