rumination
Definitions
The action of thinking deeply about something.
The process of chewing the cud by ruminant animals.
Examples
His constant rumination on past mistakes prevented him from moving forward with his life.
After hours of quiet rumination, she finally decided to pursue a new career path.
Synonyms
contemplation reflection meditation puzzling musing deliberation pondering
Antonyms
disregard ignorance oblivion inattention thoughtlessness neglect heedlessness