7.12. Form
Simple -- well, too, rather...
Compound -- anyway, nowhere, heretofore...
Suffix -- formed with -ly
Fixed phrases -- of course, kind of, at last

7.12.2 Same form as adjective -- (zero form)

7.13 Syntactic roles
1. Modifying adjectives
2. Modifying other adverbs
3. Modifying other elements
4. Complements of prepositions
5. clause elements
6. Degree
7. Standing alone

7.14 Semantic categories
1. place
2. time
3. manner
4. degree
a. intensifiers
b. diminishers
5. additive/restrictive
6. stance
7. linking

7.14.3 adverbs in conversation and prose
good list