Collocations for participation - noun

full
broader, greater, increased
mass, widespread
We have to improve and increase mass participation in sports.

limited
continued
active, direct
active citizen participation in governance

voluntary
effective, meaningful
individual, joint
equal
democratic, political
civic (esp. AmE), community, popular, public
the decline in voting and civic participation

citizen, student, voter, worker
labor-force (AmE), labour-market/labor-market
The labor-force participation of mothers has risen steadily since 1976.

audience
Some of the magic tricks called for audience participation.

athletics, sports
parental
foreign, international

degree, extent, level
We were very pleased with the high level of participation in the charity events.

encourage, facilitate, foster, invite, promote, solicit
The club encourages participation in sporting activities.
Teachers were asked to solicit student participation.

discourage
broaden, increase
limit, restrict
He has a bad knee that will limit his participation in training.

decline, refuse (both esp. AmE)
Those who declined participation were excused and sent back to the classroom.

increase

level, rate

participation in
direct participation in the running of the country