Ant. Make, mend, restore, improve, reinstate, enhance, repair, conserve.
Marauder. Plunderer, robber, ravager, pillager, outlaw, bandit, brigand, freebooter, rover, invader.
Ant. Guard, sentry, keeper, steward, ranger, outpost.
Margin. Border, edge, brim, lip, rim, brink, verge, confine, limit, skirt, boundary, extremity; loophole, profit, interest, leeway.
Ant. Center, main, space; limitation, stringency, restriction.
Marine. Naval, nautical, maritime; oceanic, salt-water, pelagic.
Ant. Terrene, fresh-water, terrestrial, land.
Marital. Connubial, nuptial, hymeneal, conjugal, wedded, matrimonial.
Ant. Single, unwedded, celibate.
Maritime. Marine, oceanic, nautical.