Proto-Yupik: *capǝq-na-
Meaning: frost 1, to be difficult 2
Russian Meaning: мороз 1, сложный, трудный 2
Chaplino: sapǝ́χnaq (t) 1
Naukan: //sapn_aq 'emergency stop in bad weather'
Central Alaskan Yupik: sapǝχn_aχqǝ- 2
Comparative Eskimo Dictionary: 69