- Of Words or Language in General
- Of the Signification of Words
- Of General Terms
- Of the Names of Simple Ideas
- Of the Names of Mixed Modes and Relations
- Of the Names of Substances
- Of Particles
- Of Abstract and Concrete Terms
- Of the Imperfection of Words
- Of the Abuse of Words
- Of the Remedies of the Foregoing Imperfections and Abuses of Words