Strong's Greek #1630
ἔκφοβοι

ἔκφοβοι ekphoboi — 1 Occurrence

Mark 9:6 - Adj-NMP
GRK: τί ἀποκριθῇ ἔκφοβοι γὰρ ἐγένοντο
NAS: to answer; for they became terrified.
KJV: for they were sore afraid.
INT: what he should say terrified indeed they were