Lexical Definition

‎גָּעַשׁ‎ gâʻash (gaw-ash') to shake H:V
a primitive root

move, shake, toss, trouble.

1) to shake, quake
1a) (Qal) to shake
1b) (Pual) to be shaken up, convulsed
1c) (Hithpael) to shake back and forth, toss or reel to and fro
1d) (Hithpoel) to reel to and fro

See Greek: σαλεύω · σπαράσσω · ταράσσω

Usage: 9 forms in 9 verses
Form Translated As     In Verse(s)
יִתְגֹּ֣עֲשׁוּ they surge Jer.46.8
יִֽתְגָּעֲשׁ֖וּ they surge Jer.46.7
יְגֹעֲשׁ֣וּ they are shaken Job.34.20
וַתִּגְעַ֬שׁ and it shook Ps.18.7
וַיִּתְגָּעַ֤שׁ and it shook back and forth 2Sam.22.8
וַיִּֽתְגָּעֲשׁוּ֙ and they shook back and forth Jer.5.22
וַיִּֽתְגָּעֲשׁ֖וּ and they shook back and forth 2Sam.22.8
וַ֝יִּתְגָּֽעֲשׁ֗וּ and they shook back and forth Ps.18.7
וְהִֽתְגֹּֽעֲשׁ֖וּ and they will stagger to and fro Jer.25.16

Brown-Driver-Briggs

[‎גָּעַשׁ‎] verb shake, quake (Late Hebrew id.) —

Qal Imperfect ‎וַתִּגְעַשׁ‎ Ps 18:8* a = 2Sam 22:8 a Kt (Qr Hithpa`el); — quake of earth at theoph., Ps 18:8* = 2Sam 22:8 (read Kt; || ‎רעשׁ‎). Pu`al Imperfect be shaken up, convulsed ‎יְגֹעֲשׁוּעַֿם‎ Job 34:20 a people are convulsed. Hithpa`el shake back and forth, toss or reel to and fro ‎וַיִּתְגָּעַשׁ‎ Qr 2Sam 22:8 a (< Kt Qal); ‎יִתְגָָּֽעֲשׁוּ‎ Jer 46:7, ‎וַיִּתְגָָּֽעֲשׁוּ‎ Ps 18:8*b + 2 t.; — of mountains Ps 18:8*b = 2Sam 22:8 b; of waves of sea, Jer 5:22 of waters of Nile Jer 46:7 (compare vJer 46:8). Hithpo`el Perfect ‎וְהִתְגֹּעֲשׁוּ‎ consecutive Jer 25:16 Imperfect ‎יִתְגֹּעֲשׁוּ‎ Jer 46:8 id. of waters of Nile Jer 46:8 of drunken men, reel to and fro, Jer 25:16 (figurative of nations confounded by ‎׳‎‎י‎).

Brown-Driver-Briggs References

Book Refs
2 Samuel 22:8
Job 34:20
Psalms 18:8*
Jeremiah 5:22 · 25:16 · 46:7 · 46:8