שַׁחַק (shachaqshakh'-aknoun|masculinedust)
[Heb] שַׁחַק ETCBC: שַׁחַק‎ (subs|dust) OSHL: v.cn.ab TWOT: 2367a GK: H8836 Greek: ἀήρ, ἄστρον, νεφέλη, νέφος, οὐρανός, ῥιπή, στερέωμα
Derivation: from שָׁחַק;
Strong's: a powder (as beaten small); by analogy, a thin vapor; by extension, the firmament
KJV: cloud, small dust, heaven, sky.