Obstacle
Obstacle noun - Something that makes movement or progress difficult.
Transmittal and obstacle are semantically related. In some cases you can use "Transmittal" instead a noun "Obstacle".
Transmittal
Transmittal noun - The act of sending a message; causing a message to be transmitted.
Obstacle and transmittal are semantically related. Sometimes you can use "Obstacle" instead a noun "Transmittal".
Cite this Source
Transmittal and Obstacle. (2016). Retrieved 2026, August 09, from https://thesaurus.plus/related/obstacle/transmittal
Obstacle & Transmittal. N.p., 2016. Web. 09 Aug. 2026. <https://thesaurus.plus/related/obstacle/transmittal>.
Transmittal or Obstacle. 2016. Accessed August 09, 2026. https://thesaurus.plus/related/obstacle/transmittal.
Google Ngram Viewer shows how "obstacle" and "transmittal" have occurred on timeline