The difference between British and american English language

The difference between British and american English language:

When we are talking with others then we confuse with some words that its right or wrong. So here given some example …………

Spelling difference:      

    

  -our    -------       -or

British (-our)	American (-or)
Behaviour	Behavior
Colour	Color
Favour	Favor
Flavour	Flavor
Honour	Honor
Neigbour	Neigbor
Rumour	Rumor

                                                              

-re   ------          -er

British	American
Centre	Center
Metre	Meter
Litre	Liter
theatre	theater

-ence    ------         -ense 

British	American
Defence	Defense
Licence	License
Offence	Offense
Pretence	Pretense

Others:

British	American
Analyse	Analyze
Paralyse	Paralyze
Organise	Organize
Storey (building)	Story
anaesthetic	anesthetic
Cheque	check
Draught	draft
Mould	mold
Speciality	Specialty
Tyre	Tire

Using different words:

British	American
Autumn	fall
Bill	check
Cookies	biscuits
Caretaker	janitor
Chemist	drugstore
Fail	flunk
Flat	apartment
Ground floor	First floor
Holidays	vacations
Lift	elevator
Note	bill
Playing truant	Playing hookey
Post	mail
Petrol station	Gas station
Queue	Stand in line
Rubbish	garbage
Shops	stores
Sweets	Candy
Trousers	pants
Timetable	schedule
Underground	subway