List: adjective (generic)

noun or verb acting prenominally  adjective (generic) 

• guilt-free

medicine  noun or verb acting prenominally  adjective (generic) 

• viral (infection, etc.)
• viral (marketing, video, etc.)

な adjective  adjective (generic) 

• progressive (tax, etc.), graduated

linguistics  noun taking the genitive case particle の  adjective (generic)  noun  noun (generic) 

• unmarked

linguistics  noun taking the genitive case particle の  adjective (generic)  noun  noun (generic) 

• marked

い adjective  adjective (generic) 

• reminiscent of the good old times, nostalgia-inducing

grammar  な adjective  adjective (generic) 

• adjectival

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

• progress (report), how things are going, the way things are progressing
• (still) in progress, ongoing, underway

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

• (Hokkaido) prefectural, managed by the Hokkaido prefectural government

pharmacology  noun taking the genitive case particle の  adjective (generic) 

• antihistamine, antihistaminic