'Never A Dull !' Crossword Clue

 The crossword clue "Never A Dull   !" can be answered with the word MOMENT.

The clue is a pun on the phrase "never a dull moment", which means that something is always happening and it is never boring. The word "moment" fits this clue because it is a short period of time, and something exciting or interesting could happen at any moment.

Here are some other possible answers to the clue "Never A Dull   !":

TIME

LIFE

ADVENTURE

EXCITEMENT

SPECTACLE

I hope this helps! Let me know if you have any other questions.