Купянск

• Ку́пянскъ (Kúpjansk) — Pre-reform orthography (1918)
• Купенка (Kupenka), Купенск (Kupensk) — obsolete

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

• IPA^(key): [ˈkupʲɪnsk | kʊˈpʲansk]

Ку́пянск • (Kúpjansk) m inan (genitive Ку́пянска, relational adjective ку́пянский)

1. Kupiansk (a city, the administrative centre of both the urban hromada and the raion of the same name of Kharkiv Oblast, Ukraine, founded in 1655)
   • 1876, П. В. Ивановъ [P. V. Ivanov], “Описаніе стрекозъ окрестностей города Купянска [Opisanije strekoz okrestnostej goroda Kupjanska, Description of the dragonflies of the environs of the city of Kupiansk]” (pages 51–168), in Труды Общества испытателей природы при Императорскомъ Харьковскомъ Университетѣ [Trudy Obščestva ispytatelej prirody pri Imperatorskom Xarʹkovskom Universitetě, Proceedings of the Society of Naturalists at the Imperial Kharkov University], Томъ X [Tom X, Volume 10], Харьковъ [Xarʹkov, Kharkiv]: Императорская Харьковская Университетская Типографія [Imperatorskaja Xarʹkovskaja Universitetskaja Tipografija, The Imperial Kharkov University Press]