Correct spelling for the English word "cohert" is [kˈə͡ʊhət], [kˈəʊhət], [k_ˈəʊ_h_ə_t] (IPA phonetic alphabet).
The correct spelling of the word you are referring to is "cohort". The term "cohort" has its origins in Latin. It comes from the Latin word "cohors", which means "enclosure" or "yard". In ancient Rome, a "cohors" was an essential military unit consisting of around 500 to 600 soldiers. Over time, the word "cohort" began to be used in a broader sense to refer to a group of people who share a common characteristic or experience. Today, "cohort" is commonly used in various fields, such as sociology, marketing, and statistics, to describe a specific group or subset of individuals.