Obstacle and Obstacles

Obstacle

Obstacle noun - Something that makes movement or progress difficult.

Obstacles and obstacle are semantically related. In some cases you can replace term "Obstacles" with "Obstacle", this nouns are similar.

Obstacles

Definitions of Obstacle not found.

Obstacle and obstacles are semantically related. Sometimes you can use "Obstacle" instead a noun "Obstacles".
Cite this Source
Obstacles and Obstacle. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/obstacle/obstacles
Obstacle & Obstacles. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/obstacle/obstacles>.
Obstacles or Obstacle. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/obstacle/obstacles.
Google Ngram Viewer shows how "obstacle" and "obstacles" have occurred on timeline