Block
Block noun - Something that makes movement or progress difficult.
Usage example: constant bickering that is only a block to the completion of the project
Hurdle is a synonym for block in help topic. In some cases you can use "Hurdle" instead the word "Block" as a noun or a verb, when it comes to topics like obstacle.
Hurdle
Mutual synonyms
How words are described
Both words in one sentence
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A major hurdle for Harvey and Mike is convincing people that she did not actually order the murders of six activists who were trying to block the construction of her new pipeline.
Source: Series / Suits
Cite this Source
Hurdle and Block. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/block/hurdle
Block & Hurdle. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/block/hurdle>.
Hurdle or Block. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/block/hurdle.
Google Ngram Viewer shows how "block" and "hurdle" have occurred on timeline