fribble

[lettered]

frib·ble

   
[frib-uhl]

-verb, -bled, -bling, (used without object)
1. to act in a foolish or frivolous manner; trifle.

–verb (used with object)
2. to waste foolishly (often fol. by away ): He fribbled away one opportunity after another.

–noun
3. a foolish or frivolous person; trifler.
4. anything trifling or frivolous.
5. frivolousness.

–adjective
6. frivolous; foolish; trifling.

*here we have a word that is a noun, adjective, intransitive and transitive verb. Why it didn't spring for adverb is beyond me