dunamai (Greek #1410)
to be able or possible
KJV usage: be able, can (do, + -not), could, may, might, be possible, be of power.
Pronounce: doo'-nam-ahee
Origin: of uncertain affinity
sozo (Greek #4982)
to save, i.e. deliver or protect (literally or figuratively)
KJV usage: heal, preserve, save (self), do well, be (make) whole.
Pronounce: sode'-zo
Origin: from a primary σῶς (contraction for obsolete σάος, "safe")