Louses

11 clues
Cads
Jerks
Heels
Screws up
Scoundrels
Dirty rats
No-goodniks
Ruins, with "up
___ up (botches)
Botches, with "up
Contemptible ones.
Similar answers:
Abacuses
Abases
Abatises
Abbesses
Abedofroses
Abigdealoutofit
Abovetheclouds
Abscesses
Abuses
Abysses
Academicsession
Acanthuses
Accesses
Accuses
Acephalous
Acesonnetverses
Acidulous
Acloseshaveaway
Acloud
Acrosses