xsp'iyaantk [xs/p'i/*yaantk]
Stem with modifying proclitic composed of: xs=  look/sound like, p'iyaan  smoke, -tk  
intransitive verb. smoke-blue colour
../mp3s/x/xsp'iyaantk-dl-hb-03.mp3 Xsp'iyaantga la̱xa̱ ła gwelga la̱x sg̱a'niis. The sky is smoke blue from the forest fire.

Bibliographic sources: Dunn, Practical Dictionary entry: 2181.
Source: Draft Dictionary entry.