Which term is associated with difficulty breathing?

The term that is associated with difficulty breathing is "dyspnea." This term specifically refers to the sensation of shortness of breath or difficulty in breathing, which can occur in various medical conditions. Patients experiencing dyspnea may feel as though they cannot get enough air, which can be distressing and often requires medical attention to determine the underlying cause.

In contrast, aspiration refers to the inhalation of food, liquid, or other substances into the lungs, which can lead to respiratory complications but is not synonymous with difficulty breathing itself. Dysphasia is related to difficulty with speech or language processing, not breathing. Lastly, while "SOB" stands for "shortness of breath" and can be used informally to describe dyspnea, it's not a formal medical term in the same way that dyspnea is. Therefore, dyspnea is the most accurate term for describing the symptom of difficulty in breathing.