I. verb
1.
Synonyms: enter 3, enlist, enroll, join (up), sign on, sign up
2.
Synonyms: mobilize 3, marshal, organize, rally
3.
Synonyms: gather 6, assemble, collect, congregate, congress, forgather, raise, rendezvous
II. noun
1.
Synonyms: gathering 2, aggregation, assemblage, assembly, collection, company, congeries, congregation, crowd, group
2.
Synonyms: roster 1, muster roll, roll