Collocations for participant - noun
ADJ.
full | active | unwilling, willing
She was an unwilling participant in his downfall.
She was an unwilling participant in his downfall.
key, leading, main, major | course | conference, seminar
VERB + PARTICIPANT
attract
Protests on 12 April attracted 100,000 participants.
Protests on 12 April attracted 100,000 participants.
PARTICIPANT + VERB
attend sth
PREP.
~ in
an active participant in the discussion
an active participant in the discussion