More recently, researchers have proposed additional entries such as contempt, shame, and disapproval, but opinions vary on how distinct boundaries between these categories can be drawn.
Baru-baru ini, para peneliti telah mengusulkan masukan tambahan seperti penghinaan, malu, dan ketidaksetujuan, tetapi ada perbedaan pendapat terkait batas-batas untuk membedakan ekspresi-ekspresi itu.