Other crossword clues for answer "STERNEST"STERNESTLeast likely to smileMost stringentLeast indulgentMost unyieldingMost severeLeast lenientMost harshMost strictLeast forgivingHarshest.Most inexorable.Most rigorous.Most unrelenting.Most forbiddingMost demandingSuperlatively severeMost austereMost unforgivingLeast 38-Down