AnalyzerSentence analysis3SpansSentenceやる気の源1000 character limitAnalyzeSentenceやる気きの源みなもとSpan Detailsやる気きmotivation; drive; enthusiasm; will to do somethingnounのpossession, attribution, nominalizer, or nominal linkergrammar源みなもとsource of a river; fountainhead; source; origin; rootnoun