...
Adjektive
insolent [ more insolent ; most insolent]
foolish [ more foolish ; most foolish]
scurrilous [ more scurrilous ; most scurrilous]
stupid [ stupider/more stupid ; stupidest/most stupid]
abusive [ more abusive ; most abusive ]
saucy [ saucier ; sauciest ]
impudent [ more impudent ; most impudent]
sassy [ sassier ; sassiest]
stolid {feelings & emotions}
Noun
squanderer [pl. squanderers]
rounder {relations}
waster {relations}