unworksome

From un- +‎ worksome. Compare German unwirksam (“ineffective, useless”), Swedish overksam (“inactive, passive, ineffective”).

unworksome (comparative more unworksome, superlative most unworksome)

1. Not worksome; not diligent or work-intensive.
   • 1859, William Barnes, Views of labour and gold - Page 8:

     […] but then, again, the accumulation of much capital with fathers will tend to kill a lively piety of thankfulness in their children, and sometimes make them unworksome and vicious spendthrifts.

• lazy