List: adjectival nouns or quasi-adjectives (keiyodoshi)

な adjective  adjective (generic)  adverb taking the と particle  noun  noun (generic)  expression  archaic 

• busy, hurried, rushed
• yours sincerely, yours in haste
• simple, brief, quick

noun taking the genitive case particle の  adjective (generic)  な adjective  noun or verb acting prenominally  noun  noun (generic) 

• unknown

search-only kana form  な adjective  adjective (generic) 

• unbelievable

な adjective  adjective (generic) 

• sustainable

な adjective  adjective (generic) 

• extrinsic

な adjective  adjective (generic) 

• spontaneous, arising from within, intrinsic, voluntary

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

• jumble, hodgepodge, mishmash, disorderly mixture

search-only kana form  usually written using kana alone  noun  noun (generic)  noun taking the genitive case particle の  adjective (generic)  な adjective 

• jumble, mixture, mess, muddle, disorder, chaos

な adjective  adjective (generic) 

• colourful

noun  noun (generic)  な adjective  adjective (generic) 

• rude, careless, slovenly