forced

Adjective

• lacking spontaneity; not natural
  • a constrained smile
    
  • forced heartiness
    
  • a strained smile
    

• made necessary by an unexpected situation or emergency
  • a forced landing
    

• forced or compelled
  • promised to abolish forced labor
    

• produced by or subjected to forcing
  • forced-air heating
    
  • furnaces of the forced-convection type
    
  • forced convection in plasma generators
    

Related words

• Synonyms: 
  constrained , strained