Meanings (ES + gloss)
menguar
To progressively lose its splendor, value, ardor, power, intensity etc.; to decline.
Land and trade ever will wax and wane together.
You saw but sorrow in its waning form.
menguar
For the Moon to pass through the phases of its monthly cycle where its surface is less and less visible.
The fall of Jack, and the subsequent fall of Jill, simply represent the vanishing of one moon-spot after another, as the moon wanes.
Phrases