shifting

Adjective

• (of soil) unstable
  • shifting sands
    
  • unfirm earth
    

• changing position or direction
  • he drifted into the shifting crowd
    
  • their nervous shifting glances
    
  • shifty winds
    

• continuously varying
  • taffeta with shifting colors
    

Noun

• the act of moving from one place to another
  • his constant shifting disrupted the class
    

Related words

• Synonyms: 
  unfirm , shifty , shift