Jam-up
Jam-up noun - A crowded mass (as of cars) that impedes or blocks movement.
Usage example: knowing that there was a big traffic jam-up ahead, we took the detour that the locals always use
Lock and jam-up are semantically related. in obstruction topic. In some cases you can use "Lock" instead the phrase "Jam-up" as a noun or a verb.
Lock
Lock noun - One that is certain to succeed.
Cite this Source
Lock and Jam-up. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/jam-up/lock
Jam-up & Lock. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/jam-up/lock>.
Lock or Jam-up. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/jam-up/lock.