It might thicken or be full of holes (4)

I believe the answer is:

plot

(Other definitions for plot that I've seen before include "Secret scheme to do something underhand" , "Piece of land or cunning scheme" , "Conspire - small piece of land" , "Graph; piece of ground" , "Patch of ground" .)

I've seen this clue in The New York Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.