Brown-Driver-Briggs (BDB)
H7493
H7493 [ רָעַשׁ ] quake , shake
Brown-Driver-Briggs Hebrew Lexicon (BDB), 1906 — public domain
Strong's H7493 · Hebrew
ra`ash
raw-ash
a primitive root; to undulate (as the earth, the sky, etc.; also a field of grain), partic. through fear; specifically, to spring (as a locust)