Synonyms for Enrollment:

n.

absence, induction, absenteeism, enroll, recording, attend, enlistment, Selecting, audit, attendance, matriculation, admission, drop out, record, board, entry. subscription, entrance, register, influx, response, conscription, roster, roll, group, accession. act (noun)
registration, enrolment.
conscription (noun)
enlistment.
enrollment (noun)
registration, enrolment.
group (noun)
registration.
registration (noun)
matriculation.
registration for membership (noun)
conscription, induction, response, entrance, influx, record, enlistment, admission, accession, subscription, entry, matriculation.

Other synonyms:

attend, absenteeism, audit, drop out, enroll, entrance. conscription
enlistment.
draft
conscription.
registration
registration, matriculation.
Other relevant words:
induction, attendance, conscription, record, enlistment, accession, entry, absence, registration, Selecting, enroll, group, entrance, admission, register, matriculation, response, roll, absenteeism, attend, subscription, recording, board, roster, influx, audit.