taut vs unhinged

taut

adj
  • Experiencing anxiety or stress. 

  • Containing only relevant parts; brief and controlled. 

  • Under tension, like a stretched bowstring, rope, or sail; tight. 

  • Strong; uncompromising. 

  • Not flabby; firm, toned; (of a person) having a lean, strong body. 

  • Neat and well-disciplined; (by extension) efficient and in order. 

verb
  • To make taut; to tauten, to tighten. 

unhinged

adj
  • Mentally ill or unstable. 

  • Not having ever been mounted using a stamp hinge. 

  • Not furnished with a hinge. 

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