Age
Ebb
Sap (as a verb) Kryptonite saps Superman's Strength, for example.
Enervate, moderate, mitigate, diminish, and decrease.
germinate
Dawn
your sensitivity to taste will decline if you: smoke, drink alcohol and grow old
over time whole sectors can grow or decline it also means a sector is doing better or worse compared with other sectors. it may be growing relative to other sectors but still not doing well.
no it makes it healthier
There were several factors that contributed to the decline of the Byzantine military. These included constant wars and conflicts that drained resources, frequent changes in leadership and political instability, the rise of powerful enemies such as the Seljuks and Ottomans, and a decline in the quality of the military education and training system. Additionally, the reliance on foreign mercenaries weakened the effectiveness and cohesion of the Byzantine army.
D
By making the royal goveners weaker. They did that by taxing them.
Could it be "bud"?
Yes, from the time of your birth you grow older. At first this process is one of development (you grow up) then decline as you grow older.
Hurricanes weaken rapidly over land.
Enghlish