Source : Webster's Revised Unabridged Dictionary (1913)

Snuggery \Snug"ger*y\, n.; pl. {Snuggeries}.
   A snug, cozy place. [Colloq.] --Dickens.

Source : WordNet®

snuggery
     n : a small secluded room [syn: {cubby}, {cubbyhole}, {snug}]