if you say that you are using a particular word for want of a better word, you mean that it is not quite exact or suitable but there is no better one.

They have problems, which, for want of a better word, we call psychological.

• have someone in sights
• have someone in stitches
• have someone in the palm of hand
• have someone in the palm of your hand
• have someone in your corner
• have someone in your sights
• have someone on a short leash
• have someone on a string
• have someone on a tight leash
• have someone on hand
• have someone on hands
• have someone on the run
• have someone on your hands
• have someone over a barrel
• have someone pegged
• have someone rolling in the aisles
• have someone's ear
• have someone's name on it
• have someone's name written all over it
• have someone's number
• have someone taped
• have something burning a hole in pocket
• have something burning a hole in your pocket
• have something coming out ears
• have something coming out of ears