tafarere tafatu

tafati,  s. a piece of wood with an elbow; the hollow part of a piece of wood. [Dav : 7779]
tafati,  a. having the form of a pocket knife when opened, as an elbow, tipi tafati. [Dav : 7781]
ta fati,  s. a. bois coudé, partie creuse d'un bois; angulaire. Tipi tafati, couteau coudé, serpette. [Jau :3890]