unessence
/ˌuːnɪˈsɛns/ or /ˌuːnɛˈsɛns/ (noun), /ˌuːnɪˈsɛnsi/ (adverb)
Definitions
1. adverb
lacking or deviating from the essential nature or quality of something.
“The artist’s unessence approach to modern art was a major departure from the traditional techniques.”
2. noun
the quality or essence that is absent in something.
“The critic’s review highlighted the film’s unessence, which failed to evoke the desired emotions in the audience.”