What are the opposite words for on the up?

The phrase "on the up" implies that something is improving or becoming more successful, so antonyms for this phrase would be words or phrases that suggest the opposite. Some possible antonyms could be "on the decline," "going downhill," "in decline," "in a slump," or "on the outs." These expressions suggest that something is going backwards or losing momentum, rather than moving forward and improving. Other antonyms for "on the up" might include "stagnant," "stuck in a rut," "floundering," or "struggling." These words all suggest that something is not making progress or moving forward, and may even be facing significant challenges or setbacks.

Antonym of the day

doth to a turn
abstain, avoid, bear.