Difference between American and British English

Some of the examples are:

American	British
Color	Colour
Humor	Humour
Center	Centre
Mold	Mould
Meter	Metre
Jewelry	Jewellery
Program	Programme
Elevator	Lif

Hi:
I'm currently learning english too. I've seen a few differences besides the mentioned here:

american/british

cab/taxi "i heard people hailing taxis/cabs"
fall/autumn (i guess you don't need an instance to understand the seasons)
elevator/lift (the machine you step in in order to move upward a building avoiding stairs)
bathroom/toilet (need

The main difference between British English and American English is that in the former there is perfect grammar even in the spoken form. But in the latter, there is no grammar at all and everybody can speak as they like.

The next unappropiate thing is the double negation which is ungrammatical.
For example... I don't know nothing.

There are differences in accent, grammar and words. British accent needs no explanation if you've ever heard it. It is SO different from American.

The main grammatical difference is Perfect Tenses.

The Americans would say I just had a breakfast and Did you ever go to Spain. The British would stick to I've just had a breakfast and

A rubber would be understood as a condom in the US. Back in more innocent times, they would have been understood as galoshes.

Here's a partial list from Modern English Usage by Fowler, although some may be out of date:

English *** American

nappy *** diaper
waistcoat *** vest

A difference I found quite amusing when I heard it was the word "***". I had only heard as an insult, so I was very suprised to hear someone calmly say "I am going out for a ***".

"***" what is it mean? ... is it smoking?

In UK English *** or ****** means a ****. In US English it means smoking.

Some other differences in Grammar are
US UK

write her write to her

lets go see a movie lets go and see a movie

look forward to meet you l

Here are a few jokes to understand both the types of english better:

An American lady on the side of the road is very concerned when the nice Englishman calls out from under her car, "I can't quite see where the petrol is leaking out. Would you hand me a torch? 

Torch means a lighted flame in US english

2) An English exchange student asks someone “do you have a r

Hello.
I am Zeeshan Nasir from Pakistan.
I know one word that has diffirence in American and British
American/British
Tactics/ Tacticks (These words represents the way or tricks.)
am i right ?
I participeted for the first time in this fo