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
akouo (Greek #191)
to hear (in various senses)
KJV usage: give (in the) audience (of), come (to the ears), (shall) hear(-er, -ken), be noised, be reported, understand.
Pronounce: ak-oo'-o
Origin: a primary verb