What is a euphemism for loudmouth?

Here are some euphemisms for "loudmouth," depending on the context and desired tone:

Neutral:

* Outspoken

* Vocal

* Talkative

* Forthright

* Frank

Slightly negative:

* Boisterous

* Effusive

* Rambling

* Loquacious

* Garrulous

More negative:

* Blabbermouth

* Chatterbox

* Windbag

* Motormouth

* Show-off

Humorous:

* Verbal gymnast

* Wordsmith extraordinaire

* Sound and fury signifying nothing (Shakespearean reference)

* Conversational tornado

The best euphemism will depend on the specific situation and the desired effect.