Peek or Peak?
Exemple : ‘’When playing hide and seek, if you peek then you are cheating!’’
"Peek" and "peak" are homonyms which can result in their misuse. "Peek" is a verb meaning to look at something quickly and slyly.
Exemple : ‘’The view from the peak of the mountain was amazing.’’
"Peak" is a noun denoting the "highest point" of something. It can also be used as an adjective to mean the point at which something is at its busiest; particularly relating to times.