Uncommunicative
Uncommunicative adjective - Not inclined to talk or give information or express opinions.
Vacuous and uncommunicative are semantically related. In some cases you can use "Vacuous" instead an adjective "Uncommunicative".
Vacuous
Vacuous adjective - Void of expression.
Uncommunicative and vacuous are semantically related. Sometimes you can use "Uncommunicative" instead an adjective "Vacuous".
Mutual synonyms
Cite this Source
Vacuous and Uncommunicative. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/uncommunicative/vacuous
Uncommunicative & Vacuous. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/uncommunicative/vacuous>.
Vacuous or Uncommunicative. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/uncommunicative/vacuous.
Google Ngram Viewer shows how "uncommunicative" and "vacuous" have occurred on timeline