Analyzer
Sentence analysis
6Spans
Sentence
Span Details
彼
he; him; boyfriendpronoun
は
topic markergrammar
沈着
composure; calmness; self-possession; deposition; accumulation; settlingnoun, na-adjective, suru verb
に
direction, time, indirect object, or target markergrammar
行動
action; conduct; behavior; mobilizationnoun, suru verb, no-adjective
した。
light/support verb with a noun or noun-like phrase-> するgrammar