What is another word for ugly customer?
Pronunciation: [ˈʌɡli kˈʌstəmə] (IPA) 
The phrase "ugly customer" can be replaced with a number of synonyms that convey a similar sentiment. Some possible alternatives include "undesirable patron," "difficult client," "challenging customer," "problematic guest," "unpleasant visitor," or simply "troublesome individual." These terms suggest someone who is difficult to deal with or interact with in a business or customer service context. They may be rude, aggressive, demanding, or simply unpleasant to be around. Regardless of the specific term used, the implication is that the person in question presents a challenge or obstacle for those tasked with serving them.
