あんた

Etymology
Contraction of, similar to  from ,  from  or  from.

Pronoun

 * 1)   second-person singular pronoun

Usage notes

 * Compared to the standard form, the contracted form may be used to express either contempt or affection, depending on tone and context.
 * This term may also be used as the local equivalent of polite in many  dialects. In those cases, it does not have an informal tone at all.