2. An inflectional morpheme never
changes the grammatical category of a word.
Example:
old + (-er) = older
(adj)
(adj)
3. A derivational morpheme can change
the grammatical category of a word.
Example:
teach + (-er) = teacher
(verb)
(noun)
4. Whenever there is a derivational
suffix and an inflectional suffix attached to
the same word, they always appear in that
order.
teach + (-er) = teacher teacher + (-s) = teachers
(DS)
(IS)
11. Morphs, the actual forms used to realize
morphemes.
Example:
cats
[cat + (-s)]
bus
[bus + (-es)]
12. Allomorphs, any of the different forms of
a morpheme.
Example:
Past Tense: called [-d], talked [-t],
glided [-ed]
Morpheme: [-d]
Allomorphs /-d/ /-t/ /-ed/
