AnalyzerSentence analysis4SpansSentence膝ががくがくする1000 character limitAnalyzeSentence膝ひざががくがくするSpan Details膝ひざknee; lap; knee and thigh (while sitting)nounがsubject markergrammarがくがくtrembling; shaking; chattering (of teeth); wobbly; loose; shaky-> ガクガクadverb, na-adjectiveするlight/support verb with a noun or noun-like phrasegrammar
