Fornication, Whoredom

Revelation 17 pertaining to the HARLOT
G4204 (Strong)
πόρνη

pornē

por’-nay

Feminine of G4205; a strumpet; figuratively an idolater: – harlot, whore.

Matthew 19 fornication
G4202 (Strong)
πορνεία

porneia

por-ni’-ah

From G4203; harlotry (including adultery and incest); figuratively idolatry: – fornication.

Noah Webster dictionary
FORNICA’TION, noun [Latin fornicatio.]

1. The incontinence or lewdness of unmarried persons, male or female; also, the criminal conversation of a married man with an unmarried woman.
2. Adultery. Matthew 5:32.
3. Incest. 1 Corinthians 5:1.
4. Idolatry; a forsaking of the true God, and worshipping of idols. 2 Chronicles 21:11, Revelation 19:2.