v. 25B6; verb
the population dwindled : DIMINISH, decrease, reduce, lessen, shrink; fall off, tail off, drop, fall, slump, plummet; disappear, vanish, die out; informal nosedive.
her career dwindled : DECLINE, deteriorate, fail, slip, slide, fade, go downhill, go to rack and ruin; informal go to pot, go to the dogs, hit the skids, go down the toilet; Austral./NZ informal go to the pack.
increase, flourish.