teeter

Mr Gregory captured a group of fledgling emperor penguin chicks teetering on the edge of an ice shelf.

Besides, even if we hadn’t elected an idiotic version of Lex Luthor, the world would be teetering on the brink of disaster in ways we hadn’t pictured.

That's due to the size of its automotive sector - unhelpful for an economy that may be teetering on the brink of recession.

The Integrated Food Security Phase Classification said Gaza has teetered on the brink of famine for two years, but recent developments have “dramatically worsened” the situation, including “increasingly stringent blockades” by Israel.

Osbourne developed an aggressive vocal wail that always seemed to be teetering on the precipice of insanity.