Studies in cognitive psychology and linguistics show that certain words are processed faster, remembered longer, and evoke stronger emotional responses than others. Researchers attribute this to meaning uniqueness, sensory vividness, and sound symbolism.
Key findings highlight why some words naturally outperform others in communication:
Uniqueness: Words with fewer synonyms (like "pig" or "door") are highly memorable because the brain links them directly to a single, distinct meaning.Concrete vs.
Abstract: Concrete, vivid words (e.g., "lime green") are easier for the brain to visualize and recall than abstract terms (e.g., "forward-thinking").
Survival and Emotion: Words tied to survival, negative emotions, or religion are often deeply embedded into our memory.
Phonaesthetics: Sounds with short vowels and easy-to-produce consonants (e.g., /l/, /s/, /m/ in words like "whisper" or "lullaby") are universally perceived as more soothing and pleasant.
Further Reading
GSB Staff. (2025, March 18). Want to be memorable? Choose your words carefully. Stanford Graduate School of Business. https://www.gsb.stanford.edu/insights/want-be-memorable-choose-your-words-carefully
Harrison, S. (2023, December 6). What makes some words more memorable than others? Stanford Graduate School of Business. https://www.gsb.stanford.edu/insights/what-makes-some-words-more-memorable-others
National Institutes of Health. (2020, June 29). NIH study finds out why some words may be more memorable than others. https://www.nih.gov/news-events/news-releases/nih-study-finds-out-why-some-words-may-be-more-memorable-others
Tuckute, G., Mahowald, K., Isola, P., Oliva, A., Gibson, E., & Fedorenko, E. (2025). Intrinsically memorable words have unique associations with their meanings. Journal of Experimental Psychology: General, 154(8), 2059–2075. https://doi.org/10.1037/xge0001742