well attended 
adjective
(Of an event) attended by a large number of people: a well-attended conference...
- The function was very well attended and proved to be a very enjoyable social event.
- The chairman reported another successful year with well-attended meetings, successful garden party, summer outing and Christmas party.
- Councillors hope for another well-attended meeting.
- social Darwinism
- social Darwinist
- social democracy
- social democrat
- social democratic
- Social Democratic and Labour Party
- Social Democratic Party
- social deprivation
- social dialect
- social dialectologist
- social dialectology
- social differentiation
- social disease
- social disorganization
- social distance
- social distance scale
- social document
- social drink
- social drinker
- social drinking
- social dumping
- social dynamics
- social engineer
- social engineering
- social entrepreneur