n. 25B6; noun UNSELFCONSCIOUSNESS, spontaneity, spontaneousness, straightforwardness, genuineness, openness, ingenuousness, lack of sophistication, unpretentiousness.
NATURALNESS
Meaning of NATURALNESS in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012