- Review
The Tip-of-the-Tongue Phenomenon: Cognitive, Neural, and Neurochemical Perspectives
- Chenwei Xie and
- William Shiyuan Wang
25 January 2026
The tip-of-the-tongue (TOT) phenomenon is a transient state in which speakers momentarily fail to retrieve a known word despite preserved semantic knowledge and a strong sense of imminent recall. This review integrates cognitive and neural evidence w...

