ts'ilmbaask [ts'i/lm/*baask]
Stem with modifying proclitic composed of: ts'ilm=  into, baask  blow
1. intransitive verb. blowing in (usage: Of the wind, into a building); drafty
../mp3s/ts'/ts'ilmbaask-dl-hb-01.mp3 Ts'ilmbaask a liksoox. The wind is blowing through the open door.
2. common noun. draft
Baaltu ts'ilmbaask. I feel a draft.

Source: Draft Dictionary entry.