sentinels Definition

sentry, lookout, watch, scout, picket, lookout man, sentries, gatekeepers, guardians, guards, palisades, lookouts, watchmen, battlements, colossi, creatures, phantoms, protectors, messengers, specters, bulwarks, perches, beacons, warriors, cavalrymen, ptarmigans, annelids, gorgons, caretakers, monoliths, harbingers, cyclopes, gargoyles, canaries, skuas, horned owl, rills, interlopers, aeries, caracara, motes, ramparts, kingbird, gnatcatchers, knolls, turrets, marsh wren, fortresses, sylphs, enforcers, polyphemus, hummocks, sounders, skirmishers, minutemen, dewdrops, hoary marmot, totems, barracudas, spyglass, horned lizard, swamp sparrow, towers, reed grass, periscopes, turnstones, bipeds, obelisks, grackle, geth, chitons, saviors, flytrap, drongos, canebrake, beasts, paramecium, waddlers, automatons, nighthawks, chimney swift, exclosure, mud dauber, fusiliers, ravens, armadas, pterodactyls, springtails, cawing, mantids, metazoans, canis latrans, oracles, grenadier, apocalypse, emergences, marauders, beings, barnacle goose, phalanxes,