List: noun or participle which takes the aux. verb suru

popular  JLPT N3  noun  noun (generic)  noun or participle taking the aux. verb する  intransitive verb  noun taking the genitive case particle の  adjective (generic) 

• engagement, betrothal

popular  search-only kanji form  JLPT N1  noun  noun (generic)  noun or participle taking the aux. verb する  intransitive verb 

• laying the groundwork, behind-the-scenes maneuvering, consensus-building process
• digging around the roots of a tree (before transplanting)

popular  JLPT N3  noun  noun (generic)  noun or participle taking the aux. verb する  intransitive verb 

• congestion, crush, crowding, jam
• confusion, disorder

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

• putting on the market, putting on sale, making commercially available
• commercial, off-the-shelf, store-bought, over-the-counter

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

• confession, admission

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

• declining, refusal, nonacceptance, turning down, withdrawal (e.g. of candidacy), pulling out (e.g. of a race), excusing oneself

popular  JLPT N3  noun  noun (generic)  noun or participle taking the aux. verb する  intransitive verb 

• disappointment, despair

popular  JLPT N2  noun  noun (generic)  noun or participle taking the aux. verb する  transitive verb 

• practice (in the field), training (esp. practical and hands-on), practical exercise, drill

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

• completion (of a course)

popular  noun  noun (generic)  noun or participle taking the aux. verb する  intransitive verb 

• appearance, emergence, advent, arrival, showing up, coming to existence