膝膕
  しっかく
  noun (common) (futsuumeishi)
  see: 膝窩・しっか
  obscure term
  popliteal fossa
  popliteal space
  area behind the knee
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  失格
  しっかく
  noun (common) (futsuumeishi)
  noun or participle which takes the aux. verb suru
  disqualification
  elimination
  incapacity (legal)
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