congregante
congregant
congregate
to gather together
+
-ante
person who does something
Congregante means congregant and can be thought of as congregate0 + -ante1, where -ante means a person who does something1. So it's a person who gathers together0 with others.
noun
- congregantA member of a religious congregationLos congregantes se reunieron para la misa dominical. // The congregants gathered for Sunday mass.