not able to stomach
not able to stomach (something)
1. Lacking the courage, determination, or resolve to do, face, or experience something unpleasant. The military always sounded interesting as a means of traveling the world, but I wasn't be able to stomach the thought of having to kill. I'm not able to stomach scary movies at all, but my girlfriend loves them.
2. Physically unable to digest or tolerate a certain food without discomfort. I love living in India, but not being able to stomach spicy food makes mealtimes here rather difficult. I'm just not able to stomach rich, fatty foods like I did when I was younger.
not able to stomach someone or somethingand cannot stomach someone or something
Fig. not to be able to put up with someone or something; not to be able to tolerate or endure someone or something. Jane cannot stomach violent movies. The sensitive student could not stomach a lot of ridicule.