Blocks
Obstruction and blocks are semantically related. In some cases you can use "Obstruction" instead a noun "Blocks".
Obstruction
Obstruction noun - Something that makes movement or progress difficult.
Blocks and obstruction are semantically related. Sometimes you can replace term "Blocks" with "Obstruction", this nouns are similar.
Mutual synonyms
Both words in one sentence
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A similar battle occurs against a puppeteer enemy in Rurouni Kenshin, in which Kenshin blocks a pivotal joint with a rock; he points out to his opponent that a person feeling pain would have noticed the obstruction right away.
Source: Feel No Pain -
Ghost Butler: There are two cases of this: one where iron bars or some similar obstruction blocks regular doors until a Mini-Boss is defeated or a puzzle is solved, and one where the big door to the boss just slams shut and becomes locked for no apparent reason.
Source: Franchise / The Legend of Zelda
Cite this Source
Obstruction and Blocks. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/blocks/obstruction
Blocks & Obstruction. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/blocks/obstruction>.
Obstruction or Blocks. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/blocks/obstruction.
Google Ngram Viewer shows how "blocks" and "obstruction" have occurred on timeline