Where does “нежнейший” come from?

нежнейший (Russian) comes from Russian не́жный, from Proto-Slavic něžьnъ, from Proto-Slavic -ьnъ — -ish, -ic, -al, -ed; From adjectives.

нежнейший (Russian): gentlest, tenderest, most delicate; fondest

Definitions

  1. gentlest, tenderest, most delicate; fondest

Ancestry of “нежнейший”, step by step

StepLanguageWordMeaning
1Russianне́жныйgentle, tender
2Proto-Slavicněžьnъtender
3Proto-Slavic-ьnъ-ish, -ic, -al, -ed; From adjectives
Every word from Proto-Slavic -ьnъ →Every word from Proto-Slavic něžьnъ →Every word from Russian не́жный →