Answer:

gook

Answer	Crossword Clue
GOOK	Icky stuff
GOOK	Slime
GOOK	Sticky stuff

GOOK	Makeup, informally
GOOK	Sludge
GOOK	Too heavy makeup
GOOK	Muck
GOOK	Yucky stuff
GOOK	Extremely heavy makeup
GOOK	Much too much makeup
GOOK	Proceed well enough

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.