List: adjectival nouns or quasi-adjectives (keiyodoshi)

popular  JLPT N2  な adjective  adjective (generic)  noun taking the genitive case particle の  noun  noun (generic) 

• special, particular, peculiar, unique

popular  JLPT N3  noun  noun (generic)  な adjective  adjective (generic)  noun taking the genitive case particle の  Buddhism 

• secret, secrecy, confidentiality, privacy
• mystery
• secret (e.g. to success)
• esoteric teachings

popular  JLPT N1  noun  noun (generic)  noun taking the genitive case particle の  adjective (generic)  な adjective 

• dullness, slump, stagnation, inactivity, depression

popular  JLPT N3  noun  noun (generic)  な adjective  adjective (generic)  noun taking the genitive case particle の 

• injustice, unfairness, wrongdoing, iniquity, impropriety, irregularity, dishonesty, illegality, fraud

popular  な adjective  adjective (generic)  noun  noun (generic) 

• opaque, obscure, murky, turbid
• opacity, obscurity
• unclear, unpredictable, uncertain

popular  な adjective  adjective (generic) 

• legal

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

• soon, in a moment, before long, shortly
• nearby, close
• direct
• spot transaction, cash transaction

popular  JLPT N3  noun  noun (generic)  な adjective  adjective (generic)  noun taking the genitive case particle の  noun (suffix) 

• shape, form, figure, posture, pose
• appearance
• state, situation
• suitable, fit, reasonable
• about

popular  irregular kanji usage  JLPT N3  な adjective  adjective (generic)  noun  noun (generic) 

• advantageous, favourable, better, stronger
• profitable, lucrative, gainful, paying

popular  な adjective  adjective (generic) 

• economic, financial
• economical, thrifty, frugal