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

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

• becoming complicated, becoming involved, being intricate, becoming entangled, becoming jumbled, becoming mixed up

popular  search-only kanji form  noun  noun (generic)  noun taking the genitive case particle の  adjective (generic)  noun or participle taking the aux. verb する  intransitive verb 

• becoming red-hot, red heat, scorching heat, burning heat
• burning (love), passionate (e.g. debate), ardent

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

• measuring by feel, adjusting by feel, doing by feel, knack, skill
• adapting to the situation (one's strength, strictness, etc.), making allowances, using discretion, going easy (on someone)

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

• self-improvement, (mental) training, self-discipline, cultivation

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

• congestion (with blood), hyperemia, hyperaemia

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

• putting one's heart and soul (into), giving one's all
• breathing a soul into (e.g. a Buddhist statue)
• intimacy, familiarity

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

• subterranean stream

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

• burst of energy from within

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

• compensation

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

• stepping back, drawing back