You make me bitterly disappointed.
disappointed
英[ˌdɪsəˈpɔɪntɪd] 美[ˌdɪsəˈpɔɪntɪd]
adj. 失望的; 沮丧的,失意的;
v. 使(人)失望( disappoint的过去式和过去分词); 使破灭,使落空;
[例句]Growth-hungry financial markets could be very disappointed.
渴望看到增长的金融市场将会感到非常失望。
be bitterly disappointed
让我心寒It chills my heart
Chilling
chill