launch 0321 - anago {an-ag'-o}; from 0303 and 0071; to lead up; by extension to bring out; specially, to sail away: -- bring (again, forth, up again), depart, {launch} (forth), lead (up), loose, offer, sail, set forth, take up.
launch 1877 - epanago {ep-an-ag'-o}; from 1909 and 0321; to lead up on, i.e. (technical) to put out (to sea); (intransitively) to return: -- {launch} (thrust) out, return.