necessitate necessitate /nəˈsɛsəˌteɪt/

verb

1. () Require as useful, just, or proper  ( ask , postulate , involve , call for , demand , necessitate , need , require , take )
   require as useful, just, or proper
    It takes nerve to do what she did
   It takes nerve to do what she did
    Success usually requires hard work
   success usually requires hard work
    This job asks a lot of patience and skill
   This job asks a lot of patience and skill
    This position demands a lot of personal sacrifice
   This position demands a lot of personal sacrifice
    This dinner calls for a spectacular dessert
   This dinner calls for a spectacular dessert
    This intervention does not postulate a patient's consent
   This intervention does not postulate a patient's consent
   
2. () Cause to be a concomitant  ( necessitate )
   cause to be a concomitant
     The large number of guests necessitated renting a bigger venue.
   The large number of guests necessitated renting a bigger venue.