List: noun (generic)

popular  JLPT N3  anatomy  noun  noun (generic) 

• heart
• guts, nerve, cheek, gall, spine
• heart (of something), central part

popular  JLPT N3  noun  noun (generic) 

• state of mind, mentality, psychology

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

• forest, woods

popular  irregular kanji usage  JLPT N1  noun  noun (generic) 

• capable person, talented person
• human resources, personnel

popular  JLPT N3  noun  noun (generic) 

• mankind, humanity

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

• century
• era
• of the century (e.g. fight of the century)

popular  JLPT N3  noun  noun (generic)  noun taking the genitive case particle の  adjective (generic)  numeric  abbreviation  mathematics  philosophy 

• (logical) true, regular
• 10^40, ten duodecillion
• original
• positive, greater than zero
• thesis (in dialectics)

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

• front, frontage, facade, main

popular  JLPT N3  noun  noun (generic)  abbreviation 

• living thing, organism, creature, life
• biology

popular  JLPT N4  noun  noun (generic) 

• seat
• location (of a gathering, etc.), place
• position, post