List: adjectival nouns or quasi-adjectives (keiyodoshi)

な adjective  adjective (generic)  colloquial 

• guilty (e.g. of a crime)
• guilt-inducing (e.g. food), decadent

な adjective  adjective (generic) 

• reusable, recyclable

な adjective  adjective (generic)  noun  noun (generic) 

• smooth and refreshing (of sake), light with a clean finish

colloquial  noun taking the genitive case particle の  adjective (generic)  な adjective 

• extremely low

mathematics  noun  noun (generic)  な adjective  adjective (generic) 

• plane symmetry, symmetry with respect to a plane

な adjective  adjective (generic) 

• immoral, unethical

な adjective  adjective (generic) 

• apolitical, nonpolitical

obsolete reading  usually written using kana alone  な adjective  adjective (generic)  archaic  archaic/formal form of na-adjective 

• negligent, careless
• easygoing, relaxed

rare term  な adjective  adjective (generic) 

• firm and upright (character)

usually written using kana alone  な adjective  adjective (generic)  slang 

• delicious-looking, tasty-looking
• hot, sexy, desirable