Block
Block verb - To close up so that no empty spaces remain.
Usage example: block up the opening in the wall where a window once was
Obstruct is a synonym for block in hinder topic. In some cases you can use "Obstruct" instead a verb "Block", when it comes to topics like action, clog, show, dam. popular alternative
Obstruct
Obstruct verb - To create difficulty for the work or activity of.
Usage example: this would go much faster if you would stop obstructing me with your constant interruptions
Block is a synonym for obstruct in hold up topic. You can use "Block" instead the word "Obstruct" as a verb or a noun, if it concerns topics such as action, show, dam, hold back. popular alternative
Mutual synonyms
Common collocations
Both words in one sentence
- The trend has continued, and rumors are surfacing that it's because Dunn is trying to obstruct Triple H and prevent him from taking over the company, as when Hunter does take over, Dunn is apparently very close to being the first on the chopping block.
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The Enclave apparently has access to "Photonic Resonance Barriers" in Fallout 3, which they use to block Project Purity and obstruct LIBERTY PRIME during the final mission.
Cite this Source
Obstruct and Block. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/block/obstruct
Block & Obstruct. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/block/obstruct>.
Obstruct or Block. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/block/obstruct.
Google Ngram Viewer shows how "block" and "obstruct" have occurred on timeline