The schoolbus balanced precariously on the edge of the cliff.
He was balanced precariously on top of the fence. The rock was precariously balanced on the edge of the cliff.
The boat rocked precariously when my sister jumped into it.
She clung precariously to the ledge, trying not to slip off the edge.
His book was balanced precariously on the edge of the table, with only half of it actually on the surface.
The girl was dancing precariously, as it seemed like she may fall off the edge of the stage. Luckily, she did not, and the show continued on.
He precariously drove to school as he did want to miss his class.
Kristina, Madison, and Emma have a relationship with insects that is quite precarious.
Although many trees have been removed from homes and businesses, others remain precariously on the brink of falling. A bus accident that wiped out a highway safety barrier left tourist suspended precariously on the highway and the edge of a cliff
Precarious means something is unsafe or not stable. For example, after the storm, the mailbox leaned precariously on its post.
This answer is peculiarly suited to the question. The rock was peculiarly and precariously situated on the ledge. Why are you looking at me so peculiarly?
The word precariously, like most words that end in -ly, is an adverb.
Dangerously