As an adjective quaffable
is (informal|usually referring to wine) easy to drink.
As a noun quaffability is
(rare) the state or condition of being quaffable.
(informal, usually referring to wine) Easy to drink.
* 2010 , Cynthia Clayton Ochterbeck, Michelin Green Guide Wine Regions of France (page 413)
- The southern wines are simpler and more quaffable , the reds often heady (Côtes du Rhône Villages Cairanne is a good example), the rosés lively and fresh (Tavel), and the whites fruity and smooth (Cairanne).
(rare) The state or condition of being quaffable.