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Definition 2024

gravest

gravest

(archaic) second-person singular simple present form of grave
- 1847, Eliza Lynn Linton, Azeth, the Egyptian (page 188)
  "Thou wilt get an aged woman before thy years. Thou seemest ignorant of that best preservative of bright eyes and fresh looks — repose ; and unwittingly thou gravest a new wrinkle on thy brow, with each hour thou livest!"