dwindles
Slowly fades away
Dwindles is the third-person singular form of dwindle, meaning to gradually shrink, diminish, or fade away.
The word suggests slow decline rather than sudden loss: Their savings dwindled to nothing, Support for the project dwindled as costs mounted.
What dwindles becomes progressively smaller, weaker, or fewer over time.
lessens
Makes smaller in degree
declines · subsides · recedes · tapers · abates · shrinks · contracts · depletes · attenuates · erodes
quantity/size change
dwindlesgrows
Increases in amount
increases · expands · accumulates · enlarges · multiplies