dwindlingly
Definitions
In a manner that is becoming progressively smaller, weaker, or less in amount.
In a way that shows a steady decrease or decline.
Examples
The resources in the remote village were dwindlingly scarce as the winter storm persisted for weeks.
His patience was dwindlingly thin, making it clear that he would not tolerate any further interruptions.
Synonyms
decreasingly diminishingly fadingly waningly recedingly lesseningly
Antonyms
increasingly growing expanding risingly augmentingly swellingly