Word: peak
Word origin: mid 16th century: probably a back-formation from peaked, variant of dialect picked ‘pointed’.
Phonetic:
piːk
Listen:
the pointed top of a mountain. Example: tatters of fog clung to the peak of the mountain
a projecting pointed part or shape. Example: whisk two egg whites to stiff peaks
the point of highest activity, quality, or achievement. Example: he was at his peak as a cricketer
reach a highest point, either of a specified value or at a specified time. Example: the disease peaked in summer
at the highest level; maximum. Example: the canal was restored to peak condition
You can find a list of possible crossword clues for PEAK below.