probably another form of βιάζω; to squeeze, i.e. seize (gently by the hand (press), or officially (arrest), or in hunting (capture)):--apprehend, catch, lay hand on, take. Compare πιέζω.
from ὑπό and ἄγω; to lead (oneself) under, i.e. withdraw or retire (as if sinking out of sight), literally or figuratively:--depart, get hence, go (a-)way.