rumination

noun4

1. •
   The act of ruminating; i.e. chewing cud.
2. •
   Negative cyclic thinking; persistent and recurrent worrying or brooding.
3. •
   (figurative) Deep thought or consideration.

   • Amid these internal battles is a clear vision of the chaotic world outside, too; ‘Bless The Bold Future’ is a nuanced rumination on the dangers of bringing new life onto a planet in turmoil — 2025
4. •
   An eating disorder characterized by repetitive regurgitation of small amounts of food from the stomach.