employable vs useless

employable

noun
  • A person who is fit for employment. 

adj
  • Able to be employed. 

useless

adj
  • Unable to do well at a particular task or thing. Useless is mildly insulting. 

  • Without use or possibility to be used. 

  • Good-for-nothing; not dependable. 

  • Unhelpful, not useful; pointless (of an action). 

How often have the words employable and useless occurred in a corpus of books? (source: Google Ngram Viewer )