from G2479; to have (or exercise) force (literally or figuratively):--be able, avail, can do(-not), could, be good, might, prevail, be of strength, be whole, + much work.
to be strong
to be strong in body, to be robust, to be in sound health
to have power
to have power as shown by extraordinary deeds
to exert, wield power, to have strength to overcome
