The meaning of “יָאִיר”

“And Jair the son of Manasseh went and took the small towns thereof, and called them Havoth–jair.”

“Jair the son of Manasseh took all the country of Argob unto the coasts of Geshuri and Maachathi; and called them after his own name, Bashan–havoth–jair, unto this day.”

“And their coast was from Mahanaim, all Bashan, all the kingdom of Og king of Bashan, and all the towns of Jair, which are in Bashan, threescore cities:”

“And Jair died, and was buried in Camon.”

“The son of Geber, in Ramoth–gilead; to him pertained the towns of Jair the son of Manasseh, which are in Gilead; to him also pertained the region of Argob, which is in Bashan, threescore great cities with walls and brasen bars:”