AnalyzerSentence analysis3SpansSentence固く決心する1000 character limitAnalyzeSentence固かたく決けっ心しんするSpan Details固かたくhard; solid; tough; stiff; tight; wooden; unpolished; strong; firm; not easily moved; steadfast; honest; safe; obstinate; bookish; formal; stuffy-> 硬いi-adjective決けっ心しんdetermination; resolution; making up one's mindnoun, suru verbするlight/support verb with a noun or noun-like phrasegrammar