Headlong and Instantaneously

Headlong

Headlong adverb - Without delay.
Usage example: had barely finished the last project when we went headlong into the next one

Instantaneously and headlong are semantically related. In some cases you can use "Instantaneously" instead an adverb "Headlong".

Instantaneously

Instantaneously adverb - Without delay.
Usage example: I had just slammed the car door shut when I instantaneously remembered that I had left the keys inside
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Synonyms for Instantaneously

Headlong and instantaneously are semantically related. Sometimes you can use "Headlong" instead an adverb "Instantaneously".

Nearby Word: instantaneous
Cite this Source
Instantaneously and Headlong. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/headlong/instantaneously
Headlong & Instantaneously. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/headlong/instantaneously>.
Instantaneously or Headlong. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/headlong/instantaneously.
Google Ngram Viewer shows how "headlong" and "instantaneously" have occurred on timeline