different between nonparticipant vs sideliner

English

non- +? participant

nonparticipant (not comparable)

nonparticipant (plural nonparticipants)

sideline +? -er

sideliner (plural sideliners)

One who stays on the sidelines; a spectator or nonparticipant.
- 1936, American Sociological Review (volume 61, page 135)
  The result is more dissent because successful collective action sustains the involvement of old participants while convincing sideliners of the usefulness of protest and ensuring their future participation […]
(US) A beekeeper, neither a hobbyist nor a fully-fledged commercial operator, for whom beekeeping is a secondary source of income.

Send