Fast
Pronto
Pronto adverb - With great speed.
Usage example: if they don't arrive pronto, we'll have to go to the movie without them
Fast is a synonym for pronto in immediately topic. You can use "Fast" instead the word "Pronto" as an adverb or an adjective.
Mutual synonyms
Both words in one sentence
- In All Fall Down, Pronto undergoes this in exchange for new legs as fast as his old ones.
Source: Face Heel Turn / Comic Books -
FaceHeel Turn: Pronto undergoes this in exchange for new legs as fast as his old ones.
Source: Comicbook / All Fall Down
Cite this Source
Pronto and Fast. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/fast/pronto
Fast & Pronto. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/fast/pronto>.
Pronto or Fast. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/fast/pronto.
Google Ngram Viewer shows how "fast" and "pronto" have occurred on timeline