Antonyms for the word "de cadences" would be words that indicate an increase in rhythm or intensity, rather than a decrease. Some possible antonyms could include "climaxes," "peaks," "crescendos," "buildups," or "upbeats." These words suggest a progression towards a more intense or exciting moment, rather than a decrease in momentum. Other antonyms could include "accelerations," "rises," "surges," "bursts," or "flourishes." These words all suggest an increase in energy or activity, rather than a decline. Ultimately, the antonyms for "de cadences" would be any words that suggest a rise or intensification in momentum or energy, rather than a slowing or deceleration.