Cosets

6 clues
Math groups
Math subgroups
Mathematical groups
Mathematical subgroups
High school math subjects
Mathematical collections studied by group theorists
Similar answers:
Abets
Abetskramer
Abetsongs
Absenceofmallets
Accost
Accostcontrols
Accosted
Accosting
Accostrudely
Accosts
Acost
Acosta
Adroveofmartinets
Affixedcosts
Afreets
Aglets
Aiglets
Airfleets
Airpockets
Alcos