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Definition of overthinker
overthinker
/ˌoʊvərˈθɪŋkər/
o · ver · think · er
Plural:overthinkers
overthinker Lexical Profile
CEFR
B2
Grade
7
Tier
2
Usage
Top 10k
Syllables
4
overthinker Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
A person who spends an excessive amount of time thinking about or analyzing situations, often to the point of causing themselves anxiety or hesitation.
Example
"As a chronic overthinker, he spent three hours agonizing over the precise phrasing of a simple text message."
Synonyms
View all synonyms for overthinker• Rhymes for overthinker
Word Origin & Etymology
Formed by combining the prefix 'over-' (meaning 'excessively') with the noun 'thinker'. The term gained significant cultural traction in the late 20th and early 21st centuries, particularly in popular psychology, to describe individuals prone to rumination and analysis paralysis.
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Overthinker. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/overthinker