crest

crest (http://definr.com/crest)

     n 1: the top line of a hill, mountain, or wave
     2: the top point of a mountain or hill; "the view from the peak
        was magnificent"; "they clambered to the summit of
        Monadnock" [syn: peak, crown, top, tip, summit]
     3: the center of a cambered road [syn: crown]
     4: (heraldry) in medieval times, an emblem used to decorate a
        helmet
     5: a showy growth of e.g. feathers or skin on the head of a
        bird or other animal
     v 1: lie at the top of; "Snow capped the mountains" [syn: cap]
     2: reach a high point; "The river crested last night"