Another word for gather or collect is... handle or group together.
congregation, group, assembly, assemblage, collective (nouns) collecting, assembling, congregating (verbs)
Another word for collected could be gathered,collect and collected
Corral, gather, collect, herd.
collect
gather
to work together.to gather up in a group
There is no such word in English. I think the original word gathper, was a spelling mistake. Gather means to collect.
Collect.
Interrogate.
A word is not a synonym by itself. Synonyms are words that mean about the same thing as another word. Synonyms for "amass" could be collect, accumulate, gather, or accrue.
gatheraccrue
Another word for greg is gather.