Frankly, We Do Give a Damn: The Relationship Between Profanity and Honesty.Found this on lolmythesis
Feldman, G., Lian, H., Kosinski, M., & Stillwell, D. (2017). Frankly, we do give a damn: the relationship between profanity and honesty. Social Psychological and Personality Science, 8(7), 816–826. https://doi.org/10.1177/1948550616681055