Answer:

louse

AnswerCrossword Clue
LOUSENo-goodnik
LOUSETarget of permethrin cream
LOUSEContemptible sort
LOUSEGood-for-nothing
LOUSENo-good sort
LOUSEContemptible person
LOUSECad
LOUSEReal heel
LOUSEScrew (up)
LOUSEContemptible one