from a presumed derivative of 2476 (like 4731); to set fast, i.e. (literally) to turn resolutely in a certain direction, or (figuratively) to confirm:
KJV-- fix, (e-) stablish, stedfastly set, strengthen.
a prolonged form of a primary stao (stah'-o) (of the same meaning, and used for it in certain tenses); to stand (transitively or intransitively), used in various applications (literally or figuratively):
KJV-- abide, appoint, bring, continue, covenant, establish, hold up, lay, present, set (up), stanch, stand (by, forth, still, up). Compare 5087.