Egregiousadjective egre·gious \i-ˈgrē-jəs\
very bad and easily noticed
Origin of EGREGIOUS
Latin egregius, from e- + greg-, grex herd
First Known Use: circa 1534
I love using this word. It means that it's bad; just terrible; the worst.
His behavior at school was acceptable, but at home it was egregious.
His misuse of "I" and "me" was egregious.