Strictly speaking, this month's vocabulary with T features a word that is not unique to her. Ramshackle was an already established dictionary word-in-good-standing when T got hold of it. So it's not the word itself we're interested in here. It's T's use of the word.
When something has been jimmy-jangled together in a confusing fashion, it's ramshackle. When an idea is about to be executed in a half-assed manner, that's ramshackle. Anything falling apart or otherwise is in disrepair is ramshackle. If someone just did something stupid, that's a ramshackle action.
I think that what she likes about ramshackle is that it sounds like what it is: rickety and dilapidated. What I like about ramshackle is the drawn-out, ramshackle way T says it, declaring the facts as she sees 'em, ma'am.