rot
🇺🇸
/rɑːt/
🇬🇧
/rɒt/
to break down or spoil over time
Leaves left on the ground will rot and turn into soil.
the breaking down or spoiling of something
The old wood showed signs of rot and needed to be replaced.
a situation getting worse over time
The company's financial rot began when sales dropped sharply.
silly or nonsense talk
He was talking complete rot about seeing aliens in his garden.