Charcoal on Utrecht bristol, 14" x 10".
here is disgust. the mouth is particularly difficult, because the muscles pull the upper lip upward, revealing its inner surface and increasing its visual size. the corners of the mouth turn outward slightly, and the contours of the lips become distorted.
there is nuance in the brows. furrowed (upraised) brows are mild, and suggest frustration or exasperation. scowling (compressed) brows are strong, and often indicate visceral revulsion or nausea.
by this time i was getting slack in my shading, which gives the image a roughened and dirty look.