"Nose-diving" is a phrase that suggests a steep and abrupt decline, usually in a negative context. Antonyms for this phrase include "ascending," "soaring," "climbing," and "rising." These terms suggest a positive direction or upward motion, indicating growth, progress, or success. Other words that are antonyms for "nose-diving" include "stable," "consistent," "unchanged," and "maintained." These words indicate a level or consistent position, which is often desirable in a stable environment. Using antonyms for "nose-diving" can help convey positive associations and a sense of hope or optimism in the face of difficult circumstances.