From a (as a negative particle) and a derivative of saleuo; unshaken, i.e. (by implication) immovable (figuratively) -- which cannot be moved, unmovable.
see GREEK a
see GREEK saleuo
ἀσάλευτον (asaleuton) − 1 Occurrence
ἀσάλευτος (asaleutos) − 1 Occurrence