zeallesshttp://www.oed.com/dictionary/zealless_adj%3Ftab%3Dmeaning_and_usezealless, adj.
Revised 2018

zeallessadjective

  1. a1594–
    Lacking zeal; devoid of enthusiasm for or devotion to a cause, belief, undertaking, etc.
    1. a1594
      We may call to mind..how many heretofore christians..are now become zealelesse worldlings.
      R. Greenham, Works (1612) 588
    2. 1613
      O thou zealeless mortality.
      H. Spelman, De non temerandis Ecclesiis (1646) 30
    3. 1649
      That heartlesse zeallesse behaviour in this very house of God.
      H. Hammond, Christians Obligations vii. 174
    4. 1844
      Her missionaries are..not spiritless and zealless, but full of energy and hope.
      Morning Chronicle 31 May 5/3
    5. 1868
      A zealless, loveless, lifeless worship of God.
      E. B. Pusey, Sermon Pharisaism 15
    6. 1946
      The arguments of faithless and zeal-less Christians.
      E. A. Peers, Fool of Love vi. 95
    7. 2014
      The world is filled with the living dead: joyless, passionless, zeal-less, lifeless Christians.
      L. Sweet, Well-Played Life Introduction 9

Originally published as part of the entry for zeal, n.

zealless, adj. was revised in June 2018.

zealless, adj. was last modified in July 2023.