неден

Etymology
BER lists two hypotheses:
 * From a transposed figurative sense of, cognate with 🇨🇬.
 * A relict of 🇨🇬 +, akin to 🇨🇬, 🇨🇬. Favoured by Iljinsky.

Adjective

 * 1)  accursed, vicious, detestable