At breakneck speed
Fast and at breakneck speed are semantically related. In some cases you can use "Fast" instead an adverb phrase "At breakneck speed".
Fast
Fast adverb - With great speed.
At breakneck speed and fast are semantically related. Sometimes you can use "At breakneck speed" instead an adverb "Fast".
Both terms in one sentence
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Unfortunately Maki runs a bit too fast, and speeds past Riko before the latter can even get into position, and the latter chastises her for moving at breakneck speed.
Source: Manga / Love Lab
Cite this Source
Fast and At breakneck speed. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/at_breakneck_speed/fast
At breakneck speed & Fast. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/at_breakneck_speed/fast>.
Fast or At breakneck speed. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/at_breakneck_speed/fast.