The Greek noun “ἱερεύς”

Found most often in the book of Hebrews (5:6; 7:1, 3, 11, 14-15, 17, 21, 23; 8:4; 9:6; 10:11, 21), but also used in Mt. 8:4; 12:4-5; Mk. 1:44; 2:26; Lk. 1:5; 5:14; 6:4; 10:31; 17:14; Jn. 1:19; Acts 4:1; 5:24; 6:7; 14:13; Rev. 1:6; 5:10; 20:6, the Greek noun “hiereus” meant “priest.”

The Greek noun “ἱεράτευμα”

Limited to 1 Pet. 2:5, 9, the Greek noun “hierateuma” means “priesthood.”  Peter affirmed every Christian is a priest and thus a member of the priesthood.

The Greek noun “ἱερατεία”

Limited to Lk. 1:9 and Heb. 7:5, the Greek noun “hierateia” means “priesthood” or “priestly office.”  The Dictionary of New Testament Theology (2:233) says this term “means priestly activity, the office.”  Stated another way, this word describes the actual work performed by the Old Testament priests.

Ἰεζαβήλ

Limited to Rev. 2:20, “Jezebel” was the wicked wife of King Ahab.  John said there was a “Jezebel” at the congregation in Thyatira who seduced Christians.  This woman was a false prophetess who represents evil and false religion.

The Greek noun “ἱδρώς”

Limited to Lk. 22:44, but not found in all our manuscripts because Lk. 22:43-44 is not in all our manuscripts, the Greek noun “idros” meant “perspiration” or “sweat.”  Something like bloody sweat showed the intensity of Jesus’ agony.