1. Possible Answers: ENURES; HABITUATES; INURES; ORIENTS; Related Clues: Habituates; Toughens; Accustoms (to) Hardens, variantly; Hardens; Last Seen In: New York Times - August 21, 2019; King Syndicate - Eugene Sheffer - June 16, 2018; King Syndicate - Eugene Sheffer