Linguistics

Special Indefinites in Sentence and Discourse

Kant and the Platypus

On the Study of Words

The English Language

Essay on the Principles of Translation

The ethics of rhetoric

An essay on the origin of language

The Principles of Language-Study

Geographical etymology: a dictionary of place-names giving their derivations

Division of Words

The Comic English Grammar: A New And Facetious Introduction To The English Tongue

Dialogue on Orators

A Short System of English Grammar

The Position of the Slavonic Languages at the present day

The Wiradyuri and Other Languages of New South Wales

A Complete Dictionary of Synonyms and Antonyms or, Synonyms and Words of Opposite Meaning

The Gundungurra Language

A Dictionary of the First or Oldest Words in the English Language

The ethics of rhetoric

Esperanto: Hearings before the Committee on Education