nonparticipant
/ˌnɑnpɑrˈtɪsəpənt/
noun
- A person who does not take part in an activity, event, or organization.
- The meeting was for active members only, so nonparticipants were asked to wait outside.
- As a nonparticipant in the race, she cheered from the sidelines.
- He remained a nonparticipant in the group project, offering no ideas or help.
Antonyms