INSOUCIANCE
Meaning of INSOUCIANCE in English
noun
Synonyms: apathy 2, disinterest, disregard, heedlessness, indifference, lassitude, lethargy, listlessness, unconcern, unmindfulness
Merriam Webster.
Collegiate thesaurus English vocabulary.
Английский энциклопедический словарь тезаурус.
2003