/ˈkōˌ hôrt/
He is a member of my cohort at work.
彼は私の職場の同僚です。
My cohort is a group of people who were born in the same year.
私のコホートは同じ年に生まれた人々のグループです。
We are a cohort of people who are passionate about social justice.
私たちは社会正義に情熱を注ぐ人々のコホートです。