List: noun (generic)

popular  noun  noun (generic) 

• section chief, laboratory manager, office head, room monitor

popular  noun  noun (generic) 

• (practical) business, business practice, business affairs, (actual) work

popular  JLPT N1  noun  noun (generic) 

• lawn, sod, turf

popular  JLPT N1  noun  noun (generic)  honorific language 

• protagonist, main character, hero, heroine
• head (of a household), proprietor (of a store)

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

• (the) mainstream
• main course (of a river), main stream

popular  noun  noun (generic) 

• (handling) fee, charge (e.g. for a cancellation), commission, brokerage

popular  JLPT N1  noun  noun (generic)  adverb 

• all day, for a whole day

popular  noun  noun (generic) 

• endgame, final stage

popular  noun  noun (generic) 

• spring labor offensive, annual spring wage bargaining round

popular  sports  noun  noun (generic) 

• semifinal