undiplomatic
US /ˌʌn.dɪp.ləˈmæt̬.ɪk/
UK /ˌʌn.dɪp.ləˈmæt̬.ɪk/
1.
poco diplomático
not typical of or suitable for diplomats (= officials whose job is to represent their country in another country, and who usually work in an embassy):
:
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This was an unprecedented use of undiplomatic language by the veteran diplomat.