Chapter XXVII: Part II: Etymology

ETYMOLOGY treats of the different parts of speech, with their classes and modifications.

The _Parts of Speech_ are the several kinds, or principal classes, into which words are divided by grammarians.

_Classes_, under the parts of speech, are the particular sorts into which the several kinds of words are subdivided.

_Modifications_ are inflections, or changes, in the terminations, forms, or senses, of some kinds of words.