aeon: eon
aging: ageing
aluminum: aluminium
artifact: artefact
broadcasted: broadcast
catalog: catalogue
defense: defence
defenseless: defenceless
dialog: dialogue
epilog: epilogue
garbage bin: rubbish bin
garbage can: rubbish bin
garbage: rubbish
gray: grey
graybeard: greybeard
grayish: greyish
homolog: homologue
license: licence
maneuver: manoeuvre
molt: moult
monolog: monologue
offense: offence
omelet: omelette
percent: per cent
percents: per cent
pickpocketer: pickpocket
pickpocketers: pickpockets
plow: plough
practise: practice
pretense: pretence
programme: program
prolog: prologue
skeptic: sceptic
skeptical: sceptical
skepticism: scepticism
tidbit: titbit
tire: tyre
trash can: rubbish bin
trash: rubbish