According to an article in the Telegraph, these lists are the words which are being taken out of the Oxford University Press' Junior Dictionary and those being put in. Further comment is probably unnecessary.

"Here are the words taken out:

Carol, cracker, holly, ivy, mistletoe

Dwarf, elf, goblin

Abbey, aisle, altar, bishop, chapel, christen, disciple, minister, monastery, monk, nun, nunnery, parish, pew, psalm, pulpit, saint, sin, devil, vicar

Coronation, duchess, duke, emperor, empire, monarch, decade

adder, ass, beaver, boar, budgerigar, bullock, cheetah, colt, corgi, cygnet, doe, drake, ferret, gerbil, goldfish, guinea pig, hamster, heron, herring, kingfisher, lark, leopard, lobster, magpie, minnow, mussel, newt, otter, ox, oyster, panther, pelican, piglet, plaice, poodle, porcupine, porpoise, raven, spaniel, starling, stoat, stork, terrapin, thrush, weasel, wren.

Acorn, allotment, almond, apricot, ash, bacon, beech, beetroot, blackberry, blacksmith, bloom, bluebell, bramble, bran, bray, bridle, brook, buttercup, canary, canter, carnation, catkin, cauliflower, chestnut, clover, conker, county, cowslip, crocus, dandelion, diesel, fern, fungus, gooseberry, gorse, hazel, hazelnut, heather, holly, horse chestnut, ivy, lavender, leek, liquorice, manger, marzipan, melon, minnow, mint, nectar, nectarine, oats, pansy, parsnip, pasture, poppy, porridge, poultry, primrose, prune, radish, rhubarb, sheaf, spinach, sycamore, tulip, turnip, vine, violet, walnut, willow

And the words put in:

Blog, broadband, MP3 player, voicemail, attachment, database, export, chatroom, bullet point, cut and paste, analogue

Celebrity, tolerant, vandalism, negotiate, interdependent, creep, citizenship, childhood, conflict, common sense, debate, EU, drought, brainy, boisterous, cautionary tale, bilingual, bungee jumping, committee, compulsory, cope, democratic, allergic, biodegradable, emotion, dyslexic, donate, endangered, Euro

Apparatus, food chain, incisor, square number, trapezium, alliteration, colloquial, idiom, curriculum, classify, chronological, block graph"