1. Semantic classes of adjectives
1.1. Descriptors
1.1.1. size, weight, extent
1.1.2. colour
1.1.3. shape
1.1.4. meanings related to time
1.1.5. an active or passive process: puzzling, ...
1.1.6. general qualities
1.1.7. a temporary state
1.2. Classifiers
1.2.1. restrictive
1.2.2. relating to groups sush as nationalities, regilions, politics
1.2.3. Category-specific meaning associated with culture, technology, science and so on
1.3. Degree emphasiers
1.3.1. In addition to these two main types, certain adjectives can function as degree emphasise with a strongly emotive tinge
2. Syntatic functions of the adjectival group
2.1. AdjGs in groups
2.1.1. (pre-) modifier in a NG, a very good actor, heavy rain, an old friend
2.1.2. (post-) midifier in a NG something cheap. the person responsible
2.1.3. head of a NG, the French, the sick, the most expensive
2.1.4. complement of a preposition: at last, for good, in short
2.1.5. modifier in an AdjG: bright red, pale blue, red hot
2.2. AdjGs in clauses
2.2.1. subject Complement: the acting was brilliant.
2.2.2. Object complement: I consider that offensive
2.3. Peripheral AdjGs
2.3.1. Stance Adjunct
2.3.2. Detached presicative supplement
2.3.3. Exclamation
3. Central and peripheral adjectives
3.1. Cental adjectives descriptors
3.2. Predicative adj only: afraid, asleep, ablaze, adrift,...
3.3. Attributive adj only:
3.3.1. restrictive classifiers: the chief/main reason, sole responsibility, an only child
3.3.2. time/space: the previous page, my old school; a new baby, your left leg
3.3.3. associative classifiers: an agricultural college, foreign affairs, a nuclear weapon
3.3.4. degree emphasisers: sheer nonsense, utter rubbish, an outright lie
3.3.5. process-oriented: a big eater, a hard worker, a light sleeper, a slow reader
4. Simple, derived and compound adjectives
4.1. The most frequently used adjectives in English are monosyllabic or disyllabic words of native orgin
4.2. Most adjectival prefixes are added to words which are already adjectives.
4.3. Adjectives in English are invariable in form.
5. Participles and participial adjectives
5.1. Participial adjectives seldom used in VGs
5.2. Participial adjectives commonly used as VG
5.3. Pseudo-participial adjectives
5.4. Participial modifiers
5.5. Compound forms
6. Structure and characteristic uses of the adjectives group
6.1. Structure
6.1.1. a head (h)
6.1.2. a modifier (m)
6.1.3. a post-head element