Massed

15 clues
Gathered
Mustered
Marshaled
Assembled
Accumulated
Congregated
Got together
Came together
Formed a crowd
Gathered together
Formed into a bulk
Gathered in a group
Gathered in a crowd
Assembled as one body
Gathered in great numbers
Similar answers:
Abased
Abomas
Abused
Abusedcars
Accessed
Accessedfed
Accursed
Accused
Acemeteryraised
Acheapusedcaris
Achristmascarlo
Achristmascarob
Achristmascarol
Achristmasclaro
Achristmascoral
Achristmasstory
Achristmastale
Adamsedarischumer
Addressed
Addressedtokill