我利我利(がりがり)

ネズミが壁(かべ)をガリガリとかじっています。

The mouse is gnawing at the wall with a grinding, crunching sound. {skin and bones, appearing to be underweight, with a grinding, crunching, scratching (sound), desperately, recklessly, crunchy hardness, selfishness, selfish person}

がりがり勉強(べんきょう)をすれば、受験(じゅけん)に合格(ごうかく)するだろう。

If you study desperately, you will likely pass the examination. {skin and bones, appearing to be underweight, with a grinding, crunching, scratching (sound), desperately, recklessly, crunchy hardness, selfishness, selfish person}

祖母(そぼ)のガリガリに痩(や)せた体(からだ)を見(み)るのはとても辛(つら)かったです。

It was very hard to see my grandmother's body, which had become skin and bones. {skin and bones, appearing to be underweight, with a grinding, crunching, scratching (sound), desperately, recklessly, crunchy hardness, selfishness, selfish person}

出産(しゅっさん)をひかえた妻(つま)は以前(いぜん)にもまして氷(こおり)をがりがりとかじるようになった。

My wife, who is about to give birth, has started to crunch on ice more than ever before. {skin and bones, appearing to be underweight, with a grinding, crunching, scratching (sound), desperately, recklessly, crunchy hardness, selfishness, selfish person}

操縦(そうじゅう)中(ちゅう)にベラベラ喋(しゃべ)っていたせいで船(ふね)が我利我利(がりがり)と音(おと)を立(た)てて岩(いわ)に乗(の)り上(あ)げた。

Due to my incessant chatter while navigating, the ship recklessly made a grinding, crunching sound as it ran aground on the rocks. {skin and bones, appearing to be underweight, with a grinding, crunching, scratching (sound), desperately, recklessly, crunchy hardness, selfishness, selfish person}