kus bekés
COMPLEX VERB SYNTAX: X (DAT) learns (NOM) to do Y (INF)
научиться; learn to do smth

to-w-mu-s
that.one-I.SG-OBL.SG-DAT

lagum
song(IV)[SG.NOM]

χabu-s
sing-INF

kus
way(III)[SG.NOM]

e<b>tːi
become<III.SG>.PFV
Он песню петь научился (теперь не фальшивит).
He learned to sing a song (does not sing off key anymore).

tu-w-mi-s
that.one-I.SG-OBL.SG-DAT

ɬːanna-s
woman(II).OBL.SG-DAT

kus
way(III)[SG.NOM]

e<b>tːi
<III.SG>become.PFV
Он научился плавать.
He learned how to swim.
 
Morphology:
Derivation Source: kus
For Morphology see: kes