So and Slightly

Opposite meaning words

So adverb - To a great degree.

Usage example: it's so cold outside

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Slightly is an antonym for so.

Slightly adverb - In a very small quantity or degree.

Usage example: he was slightly curious about the identity of the wine, but not enough to bother asking

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So is an antonym for slightly.

Nearby Word: slight

Cite this Source

Slightly and So. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/so/slightly

So & Slightly. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/so/slightly>.

Slightly or So. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/so/slightly.

Google Ngram Viewer shows how "so" and "slightly" have occurred on timeline