Though it is a common bird, its numbers are noticeably declining.
Although it was a commercial success, ticket sales had noticeably declined in number.
France's economy, army morale, and political support at home had noticeably declined.
But without new investment and regular maintenance, conditions declined noticeably by the 1940's.
Accuracy declined noticeably when I tried to dictate while walking down the street.
His strikeout total had noticeably declined over the past two seasons.
In fact, Spooner's batting declined noticeably after the high point of 1951.
In his later years the quality of the publication noticeably declined, and its operations were propped up by a local community group's fund-raising activities.
An urban legend claims that, as a result, sales of men's undershirts declined noticeably.
Between 1987 and 1989, Wang's physical and mental abilities noticeably declined.