Scabbier is an adjective that means rough, unpleasant, or unkempt. There are several synonyms for this word that can be used to describe a variety of situations or objects. For instance, shabbier is a synonym for scabbier that can be used to describe something that is old and worn out. Dingier is another synonym that can be used to describe something that is dirty or grungy. Grislier is a synonym that can be used to describe something that is unpleasant or horrific, while scratchier is a synonym that can be used to describe a rough or coarse texture. Overall, the synonyms for scabbier provide a diverse range of words to describe a variety of situations and emotions.