Ti Kakabai ket addaan kadagiti 20 a letra (Aa, Bb, Dd, Ee, Gg, Ḡḡ, Ii, Kk, Ll, Mm, Nn, Oo, Pp, Rr, Ss, Tt, Uu, Vv, Ww, Yy) ken 1 a diptongo (kw).