1. In the established examples, identify the adjectival meaning.
2. Identify the taught أَفْعَلُ pattern.
3. For the established examples أَحْمَرُ and أَكْبَرُ, both causes are present; apply the taught ghayr munsarif behavior: no tanwin and fathah in the basic genitive.
4. Do not classify a new adjective merely from adjectival meaning and an apparent أَفْعَلُ shape; the complete conditions are studied separately.
كَرِيمٌ demonstrates why wasf alone is insufficient.