List: adjectival nouns or quasi-adjectives (keiyodoshi)

popular  rarely used kanji form  JLPT N5  な adjective  adjective (generic) 

• quiet, silent
• slow, unhurried
• calm, peaceful

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

• front-facing
• forward-looking, positive, constructive

popular  JLPT N3  noun  noun (generic)  な adjective  adjective (generic)  noun or participle taking the aux. verb する  intransitive verb 

• loss, damage, harm, unprofitable
• disadvantage, handicap, drawback, unfavorable

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

• steady, sound, solid, reliable, trustworthy

popular  JLPT N2  noun  noun (generic)  slang  な adjective  adjective (generic) 

• radio wave, reception, signal
• saying strange things

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

• transparent, clear

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

• satisfaction, pride, triumph, elation
• one's strong point, one's forte, one's specialty
• regular customer, regular client, patron

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

• peculiarity, uniqueness, characteristic
• understood only by oneself

popular  JLPT N3  な adjective  adjective (generic)  noun  noun (generic) 

• zealous, enthusiastic, ardent, fervent, keen, eager

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

• instability, insecurity, crankiness