1: γονεύς
(Strong's #1118 — Noun Masculine — goneus — gon-yooce' )

"a begetter, a father" (akin to ginomai, "to come into being, become"), is used in the plural in the NT, Matthew 10:21; Mark 13:12; six times in Luke (in Luke 2:43 , RV, "His parents," AV, "Joseph and His mother"); six in John; elsewhere, Romans 1:30; 2—Corinthians 12:14 (twice); Ephesians 6:1; Colossians 3:20; 2—Timothy 3:2 .

2: πρόγονος
(Strong's #4269 — Adjective — progonos — prog'-on-os )

an adjective signifying "born before" (pro, before, and ginomai, see No. 1), is used as a noun, in the plural, (a) of ancestors, "forefathers," 2—Timothy 1:3; (b) of living "parents," 1—Timothy 5:4 . See FOREFATHER.

3: πατήρ
(Strong's #3962 — Noun Masculine — pater — pat-ayr' )

"a father," is used in Hebrews 11:23 , in the plural, of both father and mother, the "parents" of Moses. See FATHER.