Synonyms of egregious

1 Syllable
rank, foul, gross, fouls, stark
2 Syllables
flagrant, fouled, grievous, heinous, monstrous, arrant, glaring, foulest, fouler, wicked, shocking, outright, scurvy
3 Syllables
extreme, outrageous, hellacious, notorious, ill-famed, capital, infamous, teratoid, atrocious, uncommon, nefarious, scandalous, miscreated
4 Syllables
deplorable, preposterous
5 Syllables
intolerable, insufferable, immoderate