M
machine, mad, madam/madame, magazine, magic, maid, mail, mailbox, main, mainland, major, majority, make, male, man, manage, manager, mankind, manner, many, map, maple, marathon, marble, march, mark, market, marriage, marry, mask, mass, master, mat, match, material, mathematics, matter, mature, maximum, may, maybe, me, meal, mean, meaning, means, meanwhile, measure, meat, medal, media, medical, medicine, medium, meet, meeting, melon, member, memorial, memory, mend, mental, mention, menu, merchant, merciful, mercy, merely, merry, mess, message, messy, metal, method, metre, microscope, microwave, middle, midnight, might, mild, mile, milk, millionaire, mind, mine, mineral, minibus, minimum, minister, ministry, minority, minus, minute, mirror, miss, missile, mist, mistake, mistaken, misunderstand, mix, mixture, mm, mobile, model, modem, modern, modest, mom, moment, mommy, money, monitor, monkey, month, monument, moon, mop, moral, more, morning, Moslem, mosquito, mother, motherland, motivation, motor, motorcycle, motto, mountain, mountainous, mourn, mouse, moustache, mouth, move, movement, movie, Mr., Mrs., Ms., mud, muddy, multiply, murder, museum, mushroom, music, musical, musician, must, mustard, mutton, my, myself
N
nail, name, narrow, nation, national, nationality, nationwide, native, natural, nature, navy, near, nearby, nearly, neat, necessary, neck, necklace, need, needle, negotiate, neighbour, neighbourhood, neither, nephew, nervous, nest, net, network, never, new, news, newspaper, next, nice, niece, night, no, No., noble, nobody, nod, noise, noisy, none, noodle, noon, nor, normal, north, northeast, northern, northwest, nose, not, note, notebook, nothing, notice, novel, novelist, now, nowadays, nowhere, nuclear, numb, number, nurse, nursery, nut, nutrition
O
obey, object, observe, obtain, obvious, occupation, occupy, occur, ocean, Oceania, o’clock, of, off, offence, offer, office, officer, official, offshore, often, oh, oil, oilfield, O.K., old, Olympic(s), on, once, one, oneself, onion, only, onto, open, opening, opera, operate, operation, operator, opinion, oppose, opposite, optimistic, optional, or, oral, orange, orbit, order, ordinary, organ, organise, organization, origin, other, otherwise, ought, our, ours, ourselves, out, outcome, outdoors, outer, outgoing, outing, outline, output, outside, outspoken, outstanding, outward(s), oval, over, overcoat, overcome, overhead, overlook, overweight, owe, own, owner, ownership, ox, oxygen