Meaning of keepership in English:

keepership

noun

See keeper

‘Charles I was the last monarch to sleep there, Cromwell wintered there, while the Earl of Linlithgow forfeited his titles and hereditary keepership by supporting the ‘Old Pretender’.’
  • ‘Over the past decade, under the keepership of Julian Treuherz, the Walker has both broadened and focused its collecting policy.’