Certidumbre (en. Certainty)

/seɾ.ti.ˈdumbɾe/

Slang Meanings

To be in the know
When she said she was going to win, I felt certainty, I was in the know.
Cuando ella dijo que iba a ganar, yo sentí certidumbre, estaba en la onda.
No doubt
With this plan, there is no doubt we will move forward, I am certain.
Con este plan, no hay duda de que saldremos adelante, estoy con certidumbre.