In Jesus' genealogy (Matthew 1:14) Achim or Jachin (i.e. "he will establish"), contracted from Jehoiachin. The name may express the parents' faith that God would in His own time establish Messiah's throne, as Isaiah 9:7 foretold.
Bibliography Information Fausset, Andrew Robert M.A., D.D., "Definition for 'Achim' Fausset's Bible Dictionary". bible-history.com - Fausset's; 1878.