If a word conforms to a certain rule, I call it an Everyday Word. Use the examples below to find the rule.
$$\begin{array}{|c|c|}\hline \textbf{Everyday Words}&\textbf{Not Everyday Words}\\\hline BURDEN&TROUBLE\\\hline CRY&WEEP\\\hline GOOD&GREAT\\\hline HAND&FOOT\\\hline MICHIGAN&LOUISIANA\\\hline MONKEY&APE\\\hline NERVOUS&ANXIOUS\\\hline ROOSTER&CHICK\\\hline RUBY&AMBER\\\hline TIRED&WEAK\\\hline \end{array}$$
This continues the What is a Word/Phrase series started by JLee.