xsp'o'onsk [xs/*p'o/'onsk]
Stem with modifying proclitic composed of: xsp'oo  crackle, -'n  causative, -sk  
1. intransitive verb. break
../mp3s/x/xsp'o'onsk-dl-hb-03.mp3 Ła xsp'o'onsga g̱aaymg̱a̱nsk. The oar is about to break.
2. intransitive verb. crackle (as in the sound of twigs breaking)
../mp3s/x/xsp'o'onsk-dl-hb-03.mp3 Gyiloo xsp'o'onsgn łam gwinłgaa'ẅt. Don't break twigs while sneaking up.

Bibliographic sources: Dunn, Practical Dictionary entry: 2182.
Source: Draft Dictionary entry.