deform vs streamline

deform

adj
  • Having an unusual and unattractive shape; deformed, misshapen; hence, hideous, ugly. 

verb
  • To change the form of (something), usually thus making it disordered or irregular; to give (something) an abnormal or unusual shape. 

  • To alter the shape of (something) by applying a force or stress. 

  • To change the look of (something), usually thus making it imperfect or unattractive; to give (something) an abnormal or unusual appearance. 

  • To become changed in shape or misshapen. 

  • To mar the character or quality of (something). 

streamline

verb
  • To design and construct the contours of a vehicle etc. so as to offer the least resistance to its flow through a fluid. 

  • To simplify or organize a process in order to increase its efficiency. 

  • To modernise. 

noun
  • On a weather chart, a line that is tangent to the flow of the wind. 

  • A line that is tangent to the velocity of flow of a fluid; equivalent to the path of a specific particle in that flow. 

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