List: noun (generic)

popular  noun  noun (generic) 

• social problem

popular  noun  noun (generic) 

• riding ground, racecourse, racetrack

popular  noun  noun (generic) 

• researcher, student (of)

popular  noun  noun (generic) 

• turning point, critical juncture
• knot (in a tree, etc.)

popular  JLPT N1  noun  noun (generic) 

• face, official stance, public position or attitude (as opposed to private thoughts)
• ceremony for the erection of the framework of a house

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

• separate, respective, different

popular  rarely used kanji form  JLPT N1  noun  noun (generic) 

• theory, reason, logic
• (unreasonable) argument, strained logic, excuse, pretext

popular  noun  noun (generic) 

• tightening

popular  JLPT N2  noun  noun (generic) 

• duty, role, function

popular  JLPT N2  noun  noun (generic) 

• medicine, chemicals