That alley looks sketch-ass; I wouldn't walk through it alone.

The art students left several sketch books on the bench after class.

The neighborhood felt sketchier at night than during the day.

The artists spread several sketchpads across the studio floor as they prepared for the collaborative mural.

She always carries a sketchpad to capture sudden bursts of inspiration.

The sketchwriter stayed up all night, turning a vague idea into a tightly timed three-minute sketch for the comedy show.

The sketchwriters stayed overnight to finish the last-minute script changes.

That alley behind the nightclub is the sketchiest route I've ever taken at night.

The art students carried their sketchbooks to the outdoor class to capture the changing light.

The sketchers lined the riverbank, quickly capturing the changing light with charcoal and ink.