cohort

US /ˈkoʊ.hɔːrt/
UK /ˈkoʊ.hɔːrt/
"cohort" picture
1.

a group of people banded together or treated as a group

:
The study followed a cohort of students from their freshman year to graduation.
The new marketing campaign targets a specific demographic cohort.
2.

a companion or associate

:
He arrived with his usual cohort of bodyguards.
The criminal and his cohorts were finally apprehended.