Contains

• insistence

  Continual and persistent demands.

• call

  A demand especially in the phrase "the call of duty".

• requisition

  The act of requiring; an authoritative request or demand, especially by a military or...

• call

  A demand for a show of hands in a card game; "after two raises there was a call".

• call

  A demand by a broker that a customer deposit enough to bring his margin up to the minimum ...

• wage claim

  The wage demanded from management for workers by their union representatives.

• challenge

  A demand by a sentry for a password or identification.

• ultimatum

  A final peremptory demand.