Where does “ехидно” come from?

ехидно (Russian) comes from Russian ехи́дный, from Russian ехидна, from Old East Slavic ехидьна.

ехидно (Russian): maliciously; mockingly, sarcastically

Definitions

  1. maliciously; mockingly, sarcastically

Ancestry of “ехидно”, step by step

StepLanguageWordMeaning
1Russianехи́дныйmalicious, spiteful, insidious, venomous
2Russianехиднаechidna; redbellied black snake; viper, snake
3Old East Slavicехидьна—
Every word from Old East Slavic ехидьна →Every word from Russian ехидна →Every word from Russian ехи́дный →