These words can be difficult to spell. The part of each word that usually causes problems is in bold.
• accommodation • jewellery
• address • millennium
• alright (but all right) • opposite
• association • possession
• cassette • practise (verb)
• cigarette • practice (noun)
• commercial • (a TV) programme (US program)
• committee • (a computer) program
• definitely • recommend
• disappointed • separate
• embarrassed • successful
• exaggerate • unnecessary
• excellent • until (but till)
• immediately • woollen
• independent