I'm going to start
Those are some words in american and british english
American <-----> British
apartment ----- flat
argument ----- row
baby carriage ----- pram
can ----- tin
chopped beef ----- mince
corn ----- maize
elevator ----- lift
eraser ----- rubber
flashlight ----- torch
fries ----- chips
gas ----- petrol
guy ----- bloke, chap
highway ----- motorway
jelly ----- jam
lawyer ----- solicitor
license plate ----- number plate
line ----- queue
mail ----- post
movie theater ----- cinema
napkin ----- serviette
nothing ----- naught
pants ----- trousers
parking lot ----- car park
period ----- full stop
pharmacist ----- chemist
potato chips ----- crisps
rent ----- hire
sausage ----- banger
sidewalk ----- pavement
soccer ----- football
sweater ----- jumper
trash can ----- bin
truck ----- lorry
vacation ----- holiday
windshield (car) ----- windscreen
zip code ----- postal code
cop ---- police man