appreciation [appreciations](accurate perception; true estimation; as, an appreciation of the difficulties before us; an appreciation of colors) noun [UK: ə.ˌpriːʃ.i.ˈeɪʃ.n̩] [US: ə.ˌpriːʃ.i.ˈeɪʃ.n̩]
rating [ratings](mark that refers to the ability of something) noun [UK: ˈreɪt.ɪŋ] [US: ˈreɪt.ɪŋ]