Completely
Completely adverb - To a full extent or degree.
Terribly and completely are semantically related. In some cases you can use "Terribly" instead an adverb "Completely".
Terribly
Terribly adverb - To a great degree.
Usage example: I'm terribly sorry to bother you
Completely and terribly are semantically related. Sometimes you can use "Completely" instead an adverb "Terribly".
Nearby Word: terrible
Mutual synonyms
Related pairs
Both words in one sentence
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There is even a deck called "Big Dumb Animals", which relies completely on powerful Level 1 monsters that scale terribly into the late game.
Source: Video Game / Sol Forge -
Despite having plenty of motivation, she is clumsy, not terribly mature, and completely lacking in self-confidence.
Source: Anime / GunBuster - The norm for the plot structure is "Something happens, there is an inept attempt to deal with it which leads into some completely unrelated adventure that goes terribly, terribly wrong."
Source: Random Events Plot
Cite this Source
Terribly and Completely. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/completely/terribly
Completely & Terribly. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/completely/terribly>.
Terribly or Completely. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/completely/terribly.
Google Ngram Viewer shows how "completely" and "terribly" have occurred on timeline