unappreciative
ADJ ซึ่ง ไม่ รู้จัก บุญคุ ณ ungrateful thankless sueng-mai-ru-jak-bun-kun
un ap pre ci a tive |ˌənəˈprēSH (ē )ətiv ˌənəˈpriʃ (i )ədɪv | ▶adjective not fully understanding, recognizing, or valuing something: one daughter of an unappreciative mother says, “Nothing I ever did for her was enough. ”
un |appre |cia ¦tive |ʌnəˈpriːʃ (ɪ )ətɪv | ▶adjective not fully understanding, recognizing, or valuing something: they were unappreciative of country problems.