Dictionaries and thesauruses
- Chambers Biographical Dictionary (2011)
- Fowler's Dictionary of Modern English Usage (2015)
- Little Oxford Dictionary of Word Origins (2014)
- New Oxford Dictionary for Writers and Editors (2014)
- Oxford Dictionary of Humorous Quotations (4th edition) (2009)
- Oxford Dictionary of Humorous Quotations (5th edition) (2013)
- Oxford Dictionary of Original Shakespearean Pronunciation (2016)
- Oxford English Dictionary for Schools (2006)
- Oxford Illustrated Shakespeare Dictionary (2015)
- Pocket Oxford Thesaurus (2008)
- Shorter Oxford English Dictionary (2007)
- Thesaurus of English Dialect and Slang: England, Wales and the Channel Islands (2021)
- Very Sweary Dictionary (2020)