sure up

To give someone or something robust support in the face of difficulty or to prevent potential failure. A noun or pronoun can be used between "sure" and "up." (An erroneous variant of "shore up," likely due to the similarity between "sure" and "shore" when spoken aloud.) Workers are trying to sure up the levee to prevent a failure. His kindness and generosity sured me up while I dealt with the aftermath of my divorce. The government's actions are meant to sure up the financial companies it deems to be "too big to fail."