Collocations for mass - noun

enormous, great, huge, large, vast | broad
Their policies appeal to the broad mass of the population.

formless, shapeless
When I washed the jumper, it just turned into a shapeless mass.

compact, dense, solid | chaotic
a chaotic mass of ideas

tangled
a tangled mass of hair

~ of
a dense mass of smoke

~es of
(informal) There were masses of people at the concert.

requiem, Sunday

attend, go to, hear
She never failed to attend Sunday Mass.

celebrate, offer, say
The local priest celebrates Mass in the village church.

~ for
a requiem Mass for the sailors who drowned