ἀποσυνάγωγοςaposynágōgos

Same root

• ἀπόapó · G575"off," i.e. away (from something near), in various senses (of place, time, or relation; literal or figurative)
• συναγωγήsynagōgḗ · G4864an assemblage of persons; specially, a Jewish "synagogue" (the meeting or the place); by analogy, a Christian church

Where it appears

Appears 3 times in the Bible.

• John 9:22 His parents said this because they were afraid of the Jewish leaders, who had announced that anyone saying Jesus was the Messiah would be expelled from the synagogue.
• John 12:42 Many people did believe in him, however, including some of the Jewish leaders. But they wouldn’t admit it for fear that the Pharisees would expel them from the synagogue.
• John 16:2 For you will be expelled from the synagogues, and the time is coming when those who kill you will think they are doing a holy service for God.