Nouns in the English language
can be made in different ways, one of which
is to add suffixes to verbs to indicate the state
of the action or the personwho carries out the
action.
Ex:
Attend + ant -> attendant
Attend + ee -> attendee
Attend + ance - > attendance
Organize + tion -> organization
Organize + er- > organizer

Verb + er / or/ ant / ee -> Noun
Ex: - teacher, player, examiner…….
- actor, visitor, instructor………
- applicant , accountant, assistant…..
- Payee, trainee, employee……….
Verb + ment/ ion / ation / ance -> Noun
Ex: - development, achievement, improvement…..
- action, collection, correction…..
- preservation, invitation, preparation……..
- acceptance, attendance, observance…….