Antonyms of noun irresoluteness

1 sense of irresoluteness

Sense 1
irresoluteness, irresolution -- (the trait of being irresolute; lacking firmness of purpose)
       Antonym of resoluteness (Sense 1)
      => resoluteness, firmness, firmness of purpose, resolve, resolution -- (the trait of being resolute; "his resoluteness carried him through the battle"; "it was his unshakeable resolution to finish the work")

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun irresoluteness

1 sense of irresoluteness

Sense 1
irresoluteness, irresolution -- (the trait of being irresolute; lacking firmness of purpose)
       => trait -- (a distinguishing feature of your personal nature)