Brink
Part of speech: noun
Definition: The edge, margin, or border of a steep place, as of a precipice; a bank or edge, as of a river or pit; a verge; a border; as, the brink of a chasm. Also used figuratively.
Example sentence: I make lists to keep my anxiety level down. If I write down 15 things to be done, I lose that vague, nagging sense that there are an overwhelming number of things to be done, all of which are on the brink of being forgotten.
Verge
Part of speech: verb
Definition: To be or come very close; to border; to approach.
Part of speech: noun
Definition: A rod or staff of office, e.g. of a verger.An edge or border.The grassy area between the sidewalk and the street; a tree lawn.A male rod, phallusAn extreme limit beyond which something specific will happen
Example sentence: More than 500 million years ago, vision became the primary driving force of evolution's 'big bang', the Cambrian Explosion, which resulted in explosive speciation of the animal kingdom. 500 million years later, AI technology is at the verge of changing the landscape of how humans live, work, communicate,and shape our environment.