Varlet
Knave
Unprincipled dishonest untrustworthy
Slabberdegullion
Mangy rascals
Scurvy sneaksbie
Fondling fops
Scoffing braggarts
Codshead loobies
Grouhead gnat-snappers
Ninny-hammer flycatchers
Metthinks you can figger out the above are not complimentary