Motormouthed and Uncommunicative

Motormouthed

Motormouthed adjective - Fond of talking or conversation.
Usage example: that motormouthed moron can go on endlessly about absolutely nothing

Uncommunicative is an antonym for motormouthed.

Uncommunicative

Uncommunicative adjective - Tending not to speak frequently (as by habit or inclination).
Usage example: resigned to the fact that her husband was always going to be an uncommunicative partner

Motormouthed is an antonym for uncommunicative.
Cite this Source
Uncommunicative and Motormouthed. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/motormouthed/uncommunicative
Motormouthed & Uncommunicative. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/motormouthed/uncommunicative>.
Uncommunicative or Motormouthed. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/motormouthed/uncommunicative.
Google Ngram Viewer shows how "motormouthed" and "uncommunicative" have occurred on timeline