Eng

Convene...

召

Call Together, Convene, Summon

召開

Convene

召集

Call to, Convene, Summon

召集起來

Call Together, Convene, Gather, Get, Get together

(Call to, Summon, Get Up, In the process, Verb Ending, While doing)

舉行

Convene, Convened, Convenes, Convening, Held a, Hold a, Holding a, Holds, To convene, To hold