Strong's G1415 — δυνατός (adjective)
dunatos (doo-nat-os') adj.
1. powerful or capable
2. (neuter) possible
{literally or figuratively}
[from G1410]
KJV: able, could, (that is) mighty (man), possible, power, strong 
Root(s): G1410 
Hebrew root: δύναμαι
Occurrences: 32