to fall on deaf ears, to fall by the wayside, to fall through the cracks, to fall flat, to fall off the radar

1. Fall Idioms
Image from Max Pixel shared under CC0

2. To fall on deaf ears
To fail to be heard; to be ignored
Image by Becker1999 on Wikimedia Commons shared under CC-BY
The government’s
warnings and
mask mandate
seem to fall on
deaf ears.

3. To fall by the wayside
To be discarded, ignored, rejected or set aside
Image by Levent Simsek from Pexels. Free to use.
The council meeting
on COVID focused
on the concerns of
the business people
while the safety of
the underprivileged
fell by the wayside.

4. To fall through the cracks
Someone or something that has been overlooked
or left undone
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We were so focused
on our newborn
baby that our older
child’s welfare fell
through the cracks.

5. To fall flat
When an idea, joke, or performance does not create
the intended effect
Due to his
unsuccessful term as
mayor, his new
campaign promises
fell flat during the
rally.
Image by James Brooks from Wikimedia Commons shared under CC-BY

6. To fall off the radar
When something disappears; is no longer noticed or
important
Image by Peter Kudlacz from Flickr shared under CC-BY
After falling off
the radar in the
90s, the actress
made waves this
year after her
appearance in a
popular series.