Fast
Fast adjective - Acting or moving or capable of acting or moving quickly.
Usage example: fast film
Immediate
Immediate adjective - Done or occurring without any noticeable lapse in time.
Usage example: felt immediate relief after taking the painkiller
Nearby Words: immediately, immediacy
Mutual synonyms
Both words in one sentence
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Fast forward several years to when Johnny finds out that this has happened multiple times and it causes an immediate rift between the two that sets off the plot for the rest of the film.
Source: Film / Poolhall Junkies -
Ultra Fast Pony: The episode "Pirate Shipping" uses this, and then immediate switches right back.
Source: Bait and Switch - Immediate Music's Requiem Rave fuses fast electronic beats with a mostly female choir singing vowel tones.
Source: Ethereal Choir
Cite this Source
Immediate and Fast. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/fast/immediate
Fast & Immediate. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/fast/immediate>.
Immediate or Fast. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/fast/immediate.
Google Ngram Viewer shows how "fast" and "immediate" have occurred on timeline