Deprioritize 

When someone in your life takes a left turn out of your life

She deprioritized me and went on vacation in HI with someone else.

Deprioritize by jmacofearth February 28, 2022

de-prioritize 

reshuffle the importance of objectives in the list one sets first

Administration managers rely in their planning on the previous feedback that they may de-prioritize previous objectives, and new planning is brought forth that new objectives are now the priority.

de-prioritize by Linguabridge LB.Beirut Lebanon December 18, 2016