10 examples of peak
           
        
    1
    
        the peak, or front, of a cap
    
    2
    
        the Peak of Teneriffe
    
    3
    
        peak-halyards, peak-brails, etc.
    
    4
    
        the stock market peaked in January; his performance as a pitcher peaked in 1990; sales of the XTX model peaked at 20,000 per year
    
    5
    
        to peak oars, to hold them upright; to peak a gaff or yard, to set it nearer the perpendicular.
    
    6
    
        the region is a few molecules wide at the summit
    
    7
    
        they clambered to the tip of Monadnock
    
    8
    
        so many highest superlatives achieved by man
    
    9
    
        ...catapulted Einstein to the pinnacle of fame
    
    10
    
        the artist's gifts are at their acme