Headstrong (RV), Heady (AV) - Vine's Expository Dictionary of New Testament Words

Headstrong (RV), Heady (AV)

[ 1,,G4312, propetes ]
lit. means falling forwards" (from pro, "forwards," and pipto, "to fall"); it is used metaphorically to signify "precipitate, rash, reckless," and is said
(a) of persons, 2 Timothy 3:4; "headstrong" is the appropriate rendering;
(b) of things, Acts 19:36, RV, "(nothing) rash" (AV, "rashly").

Vine's Expository Dictionary of New Testament Words