A mangy creature is a term used to describe an animal that is suffering from a skin disease or condition that leaves them with patchy, scruffy or hairless fur. This term has a negative connotation and can be considered derogatory when used to describe an animal. Some synonyms for mangy creature include scruffy, unkempt, unclean, ragged, shabby, dilapidated, or bedraggled. These terms may be more appropriate in certain situations where sensitivity and compassion for the animal is important. It is important to remember that animals deserve respectful treatment and appropriate terminology should be used to describe their condition.