Block and Fast track

Block

Block verb - To close up so that no empty spaces remain.

Fast track is an antonym for block.

Fast track

Fast track noun - A rapid means of achieving a goal.

Block is an antonym for fast track in make happen faster topic.
Cite this Source
Fast track and Block. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/block/fast_track
Block & Fast track. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/block/fast_track>.
Fast track or Block. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/block/fast_track.
Google Ngram Viewer shows how "block" and "fast track" have occurred on timeline