Body doubling, for the task you keep avoiding
Pull up a chair.
Some tasks only get done when someone else is in the room. Name the one you keep avoiding and what makes it awful; get a first move small enough to start, then sit down for a timed session beside a double who checks in at every sprint.
Try one:
The task you keep avoiding
The page's read
The wall
Each brick is something in your words that makes the task heavy. The first move is the door through it.