convocation (n.)

• assembly
• assignation
• ball
• beck
• bidding
• brawl
• call
• calling
• caucus
• celebration
• ceremonial
• ceremony
• chapter
• colloquium
• commencement
• commission
• committee
• conclave
• concourse
• conference
• congregation
• congress
• consistory
• conventicle
• convention
• council
• dance
• date
• diet
• eisteddfod
• evocation
• exercise
• exercises
• festivity
• fete
• formal
• formality
• forum
• function
• gathering
• graduation
• housewarming
• inaugural
• inauguration
• indent
• initiation
• invocation
• levee
• liturgy
• meet
• meeting
• mummery
• nod
• observance
• office
• panel
• party
• performance
• plenum
• presbytery
• prom
• quorum
• rally
• reception
• rendezvous
• requisition
• rite
• ritual
• seance
• service
• session
• shindig
• sit-in
• sitting
• soiree
• solemnity
• solemnization
• summons
• symposium
• synod
• turnout
• vestry