gravest

adj

1. (form-of, superlative)superlative form of grave: most grave

verb

1. (archaic, form-of, indicative, present, second-person, singular)second-person singular simple present indicative of grave

   “"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!"”