1a) description of the life of one who stays at home doing his own work, and does not officiously meddle with the affairs of others
Part of Speech: noun feminine
Feminine of G2272; (as noun) stillness, that is, desistance from bustle or language: - quietness, silence.
|a quiet circumstances||22.43|
|c quiet living||88.103|
These two sites give similar information, with the definition from several dictionaries and statistics on the use of the word.
Perseus Digital Library
University of Chicago's Logion lexicon
Thayer's dictionary plus other information.
From this site's dictionary (in Italian)
Click on the first column to search for that word as a form of the root ἡσυχία; click on the second column to search for that grammatical form of the root ἡσυχία; click on the third column to search for that word and grammatical form; click on the total to search for the root ἡσυχία.