peak

1. A point; the sharp end or top of anything that terminates in a point; as, the peak, or front, of a cap.
2. The highest value reached by some quantity in a time period.

   The stock market reached a peak in September 1929.

3. The top, or one of the tops, of a hill, mountain, or range, ending in a point.

   They reached the peak after 8 hours of climbing.

4. The whole hill or mountain, especially when isolated.
5. The upper aftermost corner of a fore-and-aft sail.

   peak-brails

6. The narrow part of a vessel's bow, or the hold within it.
7. The extremity of an anchor fluke; the bill.
8. A local maximum of a function, e.g. for sine waves, each point at which the value of y is at its maximum.

1. To reach a highest degree or maximum.

   Historians argue about when the Roman Empire began to peak and ultimately decay.

2. To rise or extend into a peak or point; to form, or appear as, a peak.
3. To raise the point of (a gaff) closer to perpendicular.

1. Maximal, maximally quintessential or representative; constituting the culmination of
2. Bad
3. Unlucky; unfortunate

1. To become sick or wan.
2. To acquire sharpness of figure or features; hence, to look thin or sickly.
3. To pry; to peep slyly.

noun

Wampum.