Photoshop stuck when open Word

If  stuck problem occurs when using software such as Photoshop and Word simultaneously stuck the windows 7 computer because high performance software like Photoshop required more RAM memory. When the RAM is not sufficient to provide to the program, the system will get stuck. To overcome from this problem we can decrease the RAM capacity in Photoshop. 

Edit --> Preference --> General (this will open Preference box). Then select Memory & Image Cache on the top of the drop down menu. After that change the percentage value under Memory usage --> Maximum Used by Photoshop. It shows us the default value as 50%, make sure to decrease it around 25%. This might be solve you problem. If the problem is still appearing it is better to increase the RAM.