Having a peak or peaks.

Sickly-looking, peaky.

simple past tense and past participle of peak

present participle of peak

The act of something reaching a peak.

peaky; sickly; pining

At the greatest extent; maximum. / (slang) Maximal, quintessential, archetypical; representing the culmination of its type. / (MLE) Bad / (MLE) Unlucky; unfortunate

(intransitive) To become sick or wan. / (intransitive) To acquire sharpness of figure or features; hence, to look thin or sickly. / (intransitive) To pry; to peep slyly.

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

Alternative form of peag (“wampum”)