blandir
brandish
brandish
wave or flourish as a threat
+
-ir
verb suffix
Blandir means to brandish and is directly related to the English word brandish0 (wave or flourish as a threat0) + -ir1 (verb suffix1).
verb
  1. brandish
    To brandish or wave a weapon or object in a threatening or excited manner
    El caballero blandió su espada antes de entrar en batalla. // The knight brandished his sword before entering battle.