Big biblical baddie, 7 letters
Foe that looks impossible to defeat, 7 letters
Giant slain by David, 7 letters
One with great power, 7 letters
Philistine champion, 7 letters
(Old Testament) a giant Philistine warrior who David slayed with a slingshot, 7 letters
Someone or something that is abnormally large and powerful, 7 letters
Biblical giant makes certain? [Greece], 14 letters
___ the wind (run quickly), 6 letters
Proceed in the manner of, 6 letters
Cut to a roving reporter, 6 letters
Put a previously tested system into operation, 6 letters
Start using a successfully tested system, 6 letters