Unacceptable
Unacceptable adjective - Falling short of a standard.
Undefendable and unacceptable are semantically related. In some cases you can replace term "Undefendable" with "Unacceptable", this adjectives are similar.
Nearby Word: unaccepted
Undefendable
Undefendable adjective - Not defended or capable of being defended.
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Synonyms for Undefendable
Unacceptable and undefendable are semantically related. Sometimes you can use "Unacceptable" instead an adjective "Undefendable".
Mutual synonyms
Cite this Source
Undefendable and Unacceptable. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/unacceptable/undefendable
Unacceptable & Undefendable. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/unacceptable/undefendable>.
Undefendable or Unacceptable. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/unacceptable/undefendable.
Google Ngram Viewer shows how "unacceptable" and "undefendable" have occurred on timeline