List: noun (generic)

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

• underpopulation, low population density, depopulation

popular  JLPT N1  noun  noun (generic) 

• channel (e.g. between two land masses), strait

popular  noun  noun (generic)  noun or verb acting prenominally  adjective (generic) 

• bottom of the ocean, seafloor, seabed
• undersea, submarine

popular  noun  noun (generic) 

• foreign language

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

• angle

popular  JLPT N1  noun  noun (generic) 

• academic background, academic credentials, academic record

popular  JLPT N2  noun  noun (generic) 

• tile (e.g. roof)

popular  JLPT N2  noun  noun (generic)  abbreviation 

• notebook, memo pad, (pocket) diary
• certificate
• identification card

popular  noun  noun (generic)  obsolete term 

• disturbance, trouble, commotion, uproar, turmoil
• ups and downs (e.g. in life), vicissitudes
• small and large waves

popular  rarely used kanji form  search-only kanji form  noun  noun (generic) 

• trigger (of a gun, etc.)
• trigger (for something), immediate cause