some words only posh people use
Bins (binoculars) - 'Pass me those bins so I can have a good look at that Hooded Warbler.'

Marvellous - 'She has a marvellous chin.'

Jolly - 'Jolly good', 'Jolly bad', 'You're jolly well going to write your thank-you letters whether you like it or not.'

Rather - 'Do I think the Marquess of Douro is handsome? Rather.'
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Beastly - 'Darling, please stop being beastly to your sister.'

Terribly - 'I'm afraid I divorced him because he turned out to be terribly dull.'

Bate (mood) - 'There's no need to fly into a bate just because I confiscated your horse.'

Yonks (ages) - 'It's been yonks since I wore my tiara.'

Tight (drunk) - 'I've been drinking since lunchtime and I'm afraid I'm now rather tight.'
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Blotto (really drunk) - 'Can't talk. Need bed. Absolutely blotto.'

Seedy (ill) - 'I've been feeling seedy all morning.'

Gigs (glasses) - 'Has anyone seen my gigs? I'm squinting at the Times crossword without them.'

Bind (problematic situation) - 'I know it's a bind, but you may have to sell one of your castles.'

Jersey (jumper) - 'The dog has gnawed a hole in my jersey, may I borrow one of yours?'


   

Ass (fool) - 'He's a perfect ass.'

Golly - 'Golly, is that your yacht?'

Bugger - 'That mole has ruined my lawn, the bugger!'

Rugger (rugby) - 'I have to go and watch Archie play rugger on Saturday.'

Brick (reliable, trustworthy) - 'She's been an absolute brick since I got expelled for sneaking the gardener into dorms.'
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Ravishing - 'I saw the most ravishing girl selling cheese at the Moreton-in-Marsh outdoor market.'

Slut (for its original meaning of slovenly) - 'You must brush your hair or people will think you're the most dreadful slut.'

Bad luck - 'I heard you lost an eye wildfowling last weekend, bad luck.'

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I believe, plagerized from here.