Strong's G1169 · Greek

δειλός

deilos · di-los'

from deos (dread); timid, i.e. (by implication) faithless

Scholarly Lexicons

Abbott-Smith Manual Greek Lexicon

 3 δειλός , -ή, όν ( δέος ), [in LXX for רַךְ , etc. ;] cowardly, fearful : Mt 8:26 , Mk 4:40 , Re 21:8 .† 

G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain