| British | American |
|---|---|
| aeroplane | airplane |
| aluminium | aluminum |
| analogue | analog / analogue |
| analyse | analyze |
| apologize / apologise | apologize |
| breathalyse | breathalyze |
| cancelled | canceled |
| catalogue | catalog / catalogue |
| colour | color |
| counsellor | counselor |
| cruellest | cruelest |
| defence | defense |
| despatch | dispatch |
| dialogue | dialog / dialogue |
| flavour | flavor |
| humour | humor |
| labelled | labeled |
| labour | labor |
| leukaemia | leukemia |
| licence | license |
| manoeuvre | maneuver |
| modelling | modeling |
| neighbour | neighbor |
| oestrogen | estrogen |
| offence | offense |
| organize / organise | organize |
| paediatric | pediatric |
| paralyse | paralyze |
| pretence | pretense |
| programme | program |
| quarrelled | quarreled |
| recognize / recognise | recognize |
| signalling | signaling |
| travelled | traveled |
| traveller | traveler |
| travelling | traveling |
jasmine