List: noun (common) (futsuumeishi)

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

• each other, one another

popular  JLPT N2  noun  noun (generic) 

• pollution, public nuisance, contamination

popular  JLPT N1  noun  noun (generic)  noun or participle taking the aux. verb する  transitive verb  noun taking the genitive case particle の  adjective (generic) 

• official recognition, official approval, certification, authorization, authorisation

popular  JLPT N1  noun  noun (generic) 

• efficiency

popular  JLPT N1  noun  noun (generic)  noun or participle taking the aux. verb する  transitive verb 

• handicraft
• work, construction, manufacturing
• maneuvering, manoeuvering

popular  JLPT N1  noun  noun (generic)  noun or participle taking the aux. verb する  transitive verb  intransitive verb  noun taking the genitive case particle の  adjective (generic) 

• protest, objection

popular  rarely used kanji form  JLPT N4  noun  noun (generic) 

• harbour, harbor, port

popular  JLPT N4  noun  noun (generic) 

• suburb, residential area on the outskirt of a city, commuter belt

popular  JLPT N2  noun  noun (generic) 

• item, heading, category, clause
• headword (in a dictionary, encyclopedia, etc.), entry

popular  noun  noun (generic)  mathematics 

• height, altitude, elevation, level
• altitude, height