insouciance | noun | in·sou·ci·ance | \in-ˈsü-sē-ən(t)s, aⁿ-süs-ˈyäⁿs\
: a relaxed and calm state : a feeling of not worrying about anything
*pinches the bridges of her nose* Okay, was this word necessary? Was this word a way to give Clary’s (as now unseen) mother some characterization? Spoiler alert: Nope.
This word is just there because of reasons. Seriously, you what word what have worked better, and not have a good portion of your audience stop reading and look up said word? Nonchalant. Yep, you could have used that word Clare, and just kept on rolling. I had to actually look up this word to even know what “insouciant”
Role of thumb to newbie writers: anything that takes your readers out of the story for even one second is a big no-no. Why? Because it’s a good possibility that won’t pick up the book again.