fixate

Verb

• become fixed (on)
  • Her eyes fixated on a point on the horizon
    

• make fixed, stable or stationary
  • let's fix the picture to the frame
    

• pay attention to exclusively and obsessively
  • The media are fixating on Princess Diana's death
    

• attach (oneself) to a person or thing in a neurotic way
  • He fixates on his mother, even at the age of 40
    

Related words

• Synonyms: 
  settle on , fix