Supplement
Supplement verb - Add as a supplement to what seems insufficient.
Thin is an antonym for supplement.
Thin
Thin verb - To alter (something) for the worse with the addition of foreign or lower-grade substances.
Usage example: thinned the cream with milk but didn't tell anyone
Supplement is an antonym for thin.
Common collocations
Both words in one sentence
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It's Played for Laughs when he sees a commercial advertising a weight gain supplement, and worries that he's too thin when the commercial asks the viewer if they're tired of being a 90-pound weakling (with Cartman estimating that he weighs about 90 pounds - in a third-grader's frame).
Source: Muscle Angst -
In the supplement Time of Thin Blood, a vampire scientist explains that vampires contain the same amount of blood regardless of power, that stronger vampires "burn" less blood than weaker vampires when using the same supernatural powers.
Source: Overdrawn at the Blood Bank
Cite this Source
Thin and Supplement. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/supplement/thin
Supplement & Thin. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/supplement/thin>.
Thin or Supplement. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/supplement/thin.
Google Ngram Viewer shows how "supplement" and "thin" have occurred on timeline