Strong's #2429: chayil (pronounced khah'-yil)
 (Aramaic) corresponding to 2428; an army, or strength:--aloud, army, X most (mighty), power.
Brown-Driver-Briggs Hebrew Lexicon:
 (Aramaic)
  chayil 
 
 1) strength, army, power
 
 1a) power
 1b) force, army
 
  Part of Speech: noun masculine
Relation: corresponding to H2428
Usage:
This word is used 7 times:
Ezra 4:23: "the Jews, and made them to cease by force  and power."
Daniel 3:4: "Then a herald cried  aloud, To you it is commanded, O people, nations, and languages,"
Daniel 3:20: "And he commanded the most mighty  the most mighty men that were in his army to bind Shadrach,"
Daniel 3:20: "the most mighty men that  were in his army to bind Shadrach, Meshach,"
Daniel 4:14: "He cried  aloud, and said thus, Hew down the tree, and cut off his branches,"
Daniel 4:35: "as nothing: and he doeth according to his will  in the army of heaven, and among the inhabitants of the earth: and none"
Daniel 5:7: "The king cried  aloud to bring in the astrologers, the Chaldeans, and the soothsayers. And the king"