骨ほね惜おしみ

noun, noun or participle which takes 'suru', intransitive verb

sparing oneself; laziness; shirking effort

Refers to avoiding hard work or effort; often used in negative contexts to criticize someone for not trying hard enough. Can be used as a noun or with する to mean 'to be lazy' or 'to spare oneself'.

• 彼かれは骨ほね惜おしみをして、大だい事じな仕し事ごとを人ひとに任まかせた。

  He spared himself the effort and left the important work to others.

• 骨ほね惜おしみせずに、最さい後ごまで頑がん張ばろう。

  Let's keep at it to the end without shirking.