συναγωγήsynagōgḗ

properly, a bringing together

Greek (New Testament) · G4864

Meanings

1. of things

(a) a gathering in of harvest

(b) a collection of money.

2. Of persons

(a) a collecting, assembling

(b) an assembly: Revelation 2:9, Revelation 3:9; especially of a Jewish religious assembly, a synagogue: Luke 12:11, Acts 9:2, and elsewhere; of a Christian assembly, James 2:2. By by metonymy, of the building in which the assembly is held, a synagogue: Matthew 10:17, Mark 1:21, and elsewhere

ἐκκλησία (see that word)

Appears 56 times in the Bible.

Matthew 4:23 Jesus traveled throughout the region of Galilee, teaching in the synagogues and announcing the Good News about the Kingdom. And he healed every kind of disease and illness.
Matthew 6:2 When you give to someone in need, don’t do as the hypocrites do—blowing trumpets in the synagogues and streets to call attention to their acts of charity! I tell you the truth, they have received all the reward they will ever get.
Matthew 6:5 “When you pray, don’t be like the hypocrites who love to pray publicly on street corners and in the synagogues where everyone can see them. I tell you the truth, that is all the reward they will ever get.
Matthew 9:35 Jesus traveled through all the towns and villages of that area, teaching in the synagogues and announcing the Good News about the Kingdom. And he healed every kind of disease and illness.
Matthew 10:17 But beware! For you will be handed over to the courts and will be flogged with whips in the synagogues.
Matthew 12:9 Then Jesus went over to their synagogue,

See every passage

Source: G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922), public domain.