You want to say animosity, grudge, hatred, repulsion, Sana'a, tirri, inquina resentment. In Colombia is also called rancor to a pustule or grain.
ENCONO:SENTIMIENTO OF REPULSION, HATRED, ANTIPATHY TO IT HAS TO A PERSON
When this wound healing, formed a crust that, if am not wrong, in the area Colombia paisa, call RANCOR