A — 1: ἅρπαξ
(Strong's #727 — Adjective — harpax — har'-pax )

an adjective signifying "rapacious," is translated "ravening" (of wolves) in Matthew 7:15 : see EXTORT , C.

B — 1: ἁρπαγή
(Strong's #724 — Noun Feminine — harpage — har-pag-ay' )

is translated "ravening" in Luke 11:39 , AV: see EXTORT , B, No. 1.