φρίσσω (phríssō|fris'-so|verb|to shudder)
[Grk] φρίσσω LN: 25.260 GK: G5857 Hebrew: כָּרָא‎, סָמַר‎, סָעַר‎
Derivation: apparently a primary verb;
Strong's: to "bristle" or chill, i.e. shudder (fear)
KJV: --tremble.