casualness
ca-su-al-ness
noun
The state or quality of being relaxed, informal, or unconcerned about something.
"Her casualness regarding the rules was surprising."
Thesaurus
Synonyms: familiarity
ca-su-al-ness
The state or quality of being relaxed, informal, or unconcerned about something.
"Her casualness regarding the rules was surprising."
Synonyms: familiarity