Obstacle and Retarding device

Obstacle

Obstacle noun - Something that makes movement or progress difficult.

Retarding device and obstacle are semantically related In some cases you can use "Retarding device" instead a noun "Obstacle".

Retarding device

Definitions of Obstacle not found.

Obstacle and retarding device are semantically related in check topic. You can use "Obstacle" instead a noun phrase "Retarding device".
Cite this Source
Retarding device and Obstacle. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/obstacle/retarding_device
Obstacle & Retarding device. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/obstacle/retarding_device>.
Retarding device or Obstacle. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/obstacle/retarding_device.
Google Ngram Viewer shows how "obstacle" and "retarding device" have occurred on timeline