sitya'msk [sit/*ya'msk]
intransitive verb. change clothes
../mp3s/s/sitya'msk-dl-hb-01.mp3 Sgüü dm sitya'msga na̱gwaadn nag̱oog̱a dm hii Txeent. Your father has to change his clothes before he goes to Prince Rupert.

Bibliographic sources: Dunn, Practical Dictionary entry: 1724.
Source: Draft Dictionary entry.