So
So adverb - To a great degree.
Usage example: it's so cold outside
Terribly
Terribly adverb - To a great degree.
Usage example: I'm terribly sorry to bother you
Nearby Word: terrible
Mutual synonyms
Cite this Source
Terribly and So. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/so/terribly
So & Terribly. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/so/terribly>.
Terribly or So. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/so/terribly.
Google Ngram Viewer shows how "so" and "terribly" have occurred on timeline