Meanings
adjectiveundiplomatic (comparative more undiplomatic, superlative most undiplomatic)
comparative more undiplomatic · superlative most undiplomatic
- not diplomatic or tactful
- lacking sensitivity or the skill of dealing with others
Synonyms & antonyms
adjectivenot skilled in dealing with others
Opposite
Also see
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
- Proto-Indo-European*né
- Proto-Indo-European*n̥-
- Proto-Germanic*un-
- Proto-West Germanic*un-
- Old Englishun-
- Middle Englishun-
- Englishun-
- Englishdiplomatic
- Englishundiplomatic
From un- + diplomatic.
Full word history & related roots →Cite this entry
APA
undiplomatic. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/undiplomatic
MLA
“undiplomatic.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/undiplomatic. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “undiplomatic,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/undiplomatic.
Source: undiplomatic on Wiktionary, CC BY-SA 4.0.