Strong's Definition
a primitive root; properly, to leap suddenly, i.e. (by implication) to be dismayed
KJV Usage: be afraid
STEPBible — Tyndale Abridged Hebrew Lexicon
חָרַג (cha.rag) — to quake. (Qal) to shake from fear, tremble, quake
UBS Dictionary of Biblical Hebrew
verb
Unsteady | verb qal
to tremble = state/process by which humans shake involuntarily, ◄ caused by fear
1 PSA 18:46 MT HOTTP-B חגר "limp", but HOTTP allows translation "to tremble" as well, as is done by RSV NIV NJB NJPS NRSV REB GNT CEV.
UBS Dictionary of Biblical Hebrew © United Bible Societies, licensed CC BY-SA 4.0.
Brown-Driver-Briggs Hebrew Lexicon
[חָרַג] vb. quake base