DONE

Done is a very final four letter word.

MELT DOWN

A melt down is a very tear and wail filled set of four letter words.

DICE PAIR

Roll the pair of dice wrong, and you can certainly be experiencing some four letter words.

FLAW

Flaw is a many faceted four letter word.

ELSE

What else would I pick for a four letter word?

FEEL

Sometimes you feel like a four letter word. Sometimes you don't.

FEEL FINE

It is the end of the four letter world word, and I feel fine.