Strong's #299: 'Achiyra` (pronounced akh-ee-rah')
 from 251 and 7451; brother of wrong; Achira, an Israelite:--Ahira.
Brown-Driver-Briggs Hebrew Lexicon:
 
  'ăchı̂yra‛ 
 
 Ahira = "my brother is evil" 
 1) a chief of Naphtali
 
  Part of Speech: noun proper masculine
Relation: from H251 and H7451
Usage:
This word is used 5 times:
Numbers 1:15: "Of Naphtali;  Ahira the son of Enan."
Numbers 2:29: "and the captain of the children of Naphtali  shall be Ahira the son of Enan."
Numbers 7:78: "On the twelfth  Ahira the son of Enan, prince"
Numbers 7:83: "year: this was the offering  of Ahira the son of Enan."
Numbers 10:27: "of the tribe of the children of Naphtali  was Ahira the son of Enan."