Sentence:  A few weeks later he came to the conclusion that his mother was <WSD>emasculating</WSD> him. He claimed that her grip was so strong on him that he was resentful. Not only was she <WSD>emasculating</WSD>, but she was also "castrating" because her demands and expectations were feminizing him. 
Meaning of the word marked with <WSD> tags:  To deprive of masculine vigor or spirit; to weaken; to render effeminate; to vitiate by unmanly softness. (from early 17th c.)