1.  iron age(n = noun.time) - (archeology) the period following the Bronze Age; characterized by rapid spread of iron tools and weapons;
is a kind of period, period of time, time period
is a part of prehistoric culture, prehistory

2.  iron age(n = noun.time) - (classical mythology) the last and worst age of the world;
is a kind of period, period of time, time period

N  adversity, evil, failure, bad luck, ill luck, evil luck, adverse luck, hard fortune, hard hap, hard luck, hard lot, frowns of fortune, evil dispensation, evil star, evil genius, vicissitudes of life, ups and downs of life, broken fortunes, hard case, hard lines, hard life, sea of troubles, peck of troubles, hell upon earth, slough of despond, trouble, hardship, curse, blight, blast, load, pressure, pressure of the times, iron age, evil day, time out of joint, hard times, bad times, sad times, rainy day, cloud, dark cloud, gathering clouds, ill wind, visitation, infliction, affliction, bitter pill, care, trial, the sport of fortune, mishap, mischance, misadventure, misfortune, disaster, calamity, catastrophe, accident, casualty, cross, reverse, check, contretemps, rub, backset, comedown, setback, losing game, falling, fall, downfall, ruination, ruinousness, undoing, extremity, ruin, unfortunate, unblest, unhappy, unlucky, improsperous, unprosperous, hoodooed, luckless, hapless, out of luck, in trouble, in a bad way, in an evil plight, under a cloud, clouded, ill off, badly off, in adverse circumstances, poor, behindhand, down in the world, decayed, undone, on the road to ruin, on its last legs, on the wane, in one's utmost need, planet-struck, devoted, born under an evil star, born with a wooden ladle in one's mouth, ill-fated, ill-starred, ill-omened, adverse, untoward, disastrous, calamitous, ruinous, dire, deplorable.

N  mental suffering, pain, dolor, suffering, sufferance, ache, smart, passion, displeasure, dissatisfaction, discomfort, discomposure, disquiet, malaise, inquietude, uneasiness, vexation of spirit, taking, discontent, dejection, weariness, anhedonia, annoyance, irritation, worry, infliction, visitation, plague, bore, bother, botheration, stew, vexation, mortification, chagrin, esclandre, mauvais quart d'heur, care, anxiety, solicitude, trouble, trial, ordeal, fiery ordeal, shock, blow, cark, dole, fret, burden, load, concern, grief, sorrow, distress, affliction, woe, bitterness, heartache, carking cares, heavy heart, aching heart, bleeding heart, broken heart, heavy affliction, gnawing grief, unhappiness, infelicity, misery, tribulation, wretchedness, desolation, despair, extremity, prostration, depth of misery, nightmare, ephialtes, incubus, pang, anguish, agony, torture, torment, purgatory, hell upon earth, iron age, reign of terror, slough of despond, peck of troubles, ills that flesh is heir to, miseries of human life, unkindest cut of all, sufferer, victim, prey, martyr, object of compassion, wretch, shorn lamb, in pain, in a state of pain, full of pain, suffering, pained, afflicted, worried, displeased, aching, griped, sore, on the rack, in limbo, between hawk and buzzard, uncomfortable, uneasy, ill at ease, in a taking, in a way, disturbed, discontented, out of humor, weary, heavy laden, stricken, crushed, a prey to, victimized, ill-used, unfortunate, to be pitied, doomed, devoted, accursed, undone, lost, stranded, fey, unhappy, infelicitous, poor, wretched, miserable, woe-begone, cheerless, careworn, concerned, sorry, sorrowing, sorrowful, cut up, chagrined, horrified, horror-stricken, in grief, plunged in grief, a prey to grief, in tears, steeped to the lips in misery, heart-stricken, heart-broken, heart-scalded, broken-hearted, in despair, the iron entered into our soul, haeret lateri lethalis arundo, one's heart bleeding, down, thou climbing sorrow, mirth cannot move a soul in agony, nessun maggior dolere che ricordarsi del tempo fel, sorrow's crown of sorrow is remembering happier th, the Niobe of Nations.

age, age bracket, age class, age group, age limit, age norm, age of consent, age of fishes, age of mammals, age of man, age of reason, age of reptiles, age old, alloy cast iron, alloy iron, alpha iron, angle iron, bar iron, basic iron, beta iron, bone age, brand iron, branding iron, bridle iron, bronze age, cast iron, chronological age, climbing iron, come of age, corrugated iron, cramp iron, curling iron, delta iron, developmental age, drinking age, driving iron, elizabethan age, eolithic age, fertilization age, fetal age, fire iron, five iron, galvanized iron, gamma iron, gauffering iron, gestational age, goffering iron, golden age, grappling iron, grozing iron, harping iron, ice age, information age, ingot iron, iron, iron blue, iron boot, iron cage, iron carbide, iron chancellor, iron collar, iron curtain, iron deficiency anaemia, iron deficiency anemia, iron disulfide, iron duke, iron filing, iron fist, iron foundry, iron gate, iron grip, iron hand, iron hat, iron heel, iron horse, iron lady, iron lung, iron maiden, iron man, iron manganese tungsten, iron mold, iron mould, iron oak, iron ore, iron out, iron overload, iron oxide, iron perchloride, iron putty, iron pyrite, iron sickness, iron trap, iron tree, iron works, legal age, lofting iron, long iron, mental age, mesolithic age, middle age, neolithic age, new stone age, ni-hard iron, ni-resist iron, nine iron, of age, old age, one iron, paleolithic age, pig iron, plate iron, putting iron, scrap iron, searing iron, seven iron, sheet iron, shooting iron, short iron, silver age, smoothing iron, soldering iron, space age, spiegel iron, steam iron, stirrup iron, stone age, stone age man, stovepipe iron, structural iron, swedish iron, t iron, tank iron, tee iron, tender age, the iron gates, tire iron, travel iron, two iron, victorian age, voting age, waffle iron, wrought iron