ἐμφανίζωemphanízō

to exhibit (in person) or disclose (by words)

Greek (New Testament) · G1718

Meanings

1. to manifest, exhibit: ἐαυτόν, with dat person, John 14:21, John 14:22. Pass. and middle, to show oneself, appear: Matthew 27:53, Hebrews 9:24.

2. to declare, make known: followed by ὅτι, Hebrews 11:14; with dative of person, Acts 23:15; c acc rei, followed by πρός, Acts 23:22; κατά, with genitive of person, Acts 24:1, Acts 25:2; περί, Acts 25:15.

δηλόω, q.v

Appears 10 times in the Bible.

Matthew 27:53 They left the cemetery after Jesus’ resurrection, went into the holy city of Jerusalem, and appeared to many people.
John 14:21 Those who accept my commandments and obey them are the ones who love me. And because they love me, my Father will love them. And I will love them and reveal myself to each of them.”
John 14:22 Judas (not Judas Iscariot, but the other disciple with that name) said to him, “Lord, why are you going to reveal yourself only to us and not to the world at large?”
Acts 23:15 So you and the high council should ask the commander to bring Paul back to the council again. Pretend you want to examine his case more fully. We will kill him on the way.”
Acts 23:22 “Don’t let anyone know you told me this,” the commander warned the young man.
Acts 24:1 Five days later Ananias, the high priest, arrived with some of the Jewish elders and the lawyer Tertullus, to present their case against Paul to the governor.

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