Headlong
Headlong adverb - With excessive or careless speed.
Usage example: plunged headlong into the crowd in pursuit of the purse snatcher
Suddenly
Suddenly adverb - With great suddenness.
Headlong and suddenly are semantically related. Sometimes you can use "Headlong" instead an adverb "Suddenly".
Nearby Words: sudden, suddenness
Mutual synonyms
Related pairs
Both words in one sentence
- He suddenly seems like he genuinely cares about her... or he could just be setting up another headlong rush through enemy fire with a shotgun.
Source: Machinima / The Codex
Cite this Source
Suddenly and Headlong. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/headlong/suddenly
Headlong & Suddenly. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/headlong/suddenly>.
Suddenly or Headlong. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/headlong/suddenly.
Google Ngram Viewer shows how "headlong" and "suddenly" have occurred on timeline