InitIP: The word order of interrogative phrases is obligatorily sentence-initial.
InS: Interrogative phrases display in situ word order; that is, the IP appears in the same position in a question as would its equivalent phrase in the full-sentence answer to the question.
(1) xūn naŋ joxi man-l-ǝn?
when you home go-prs-2sg
‘When do you go home?’ (Onina 2009: 50)
(2) naŋ mujsar jāsǝŋ-ǝn potǝʀ-ti xɔ̄š-l-ǝn?
you which language-loc speak-inf can-prs-2sg
‘Which languages do you speak?’ (Onina 2009: 51)
(3) pox-en nēm-el muj?
boy-2sg name-3sg what
‘What is your son’s name?’ (Onina 2009: 52)
(4) pox-en kamǝn tal?
boy-2sg how_many year
‘How old is your son?’ (Onina 2009: 52)
(5) muj im-en rūpit-l?
what wife-2sg work-prs.3sg
‘What does your wife do (for living)?’ (Onina 2009: 52)
(6) xoj-a marina pisma xanš-l?
who-lat Marina letter write-prs.3sg
‘Whom is Marina writing a letter to?’ (S. O.)