embarrassment

4. An overabundance: 

• an embarrassment of choices at a buffet dinner; 
• an embarrassment of riches.
  

......... Am-Heritage

http://www.thefreedictionary.com/embarrassment

embarrassment 1 - the shame you feel when your inadequacy or guilt is made public

shame - a painful emotion resulting from an awareness of inadequacy or guilt

self-consciousness, uncomfortableness, uneasiness - embarrassment deriving from the feeling that others are critically aware of you

shamefacedness, sheepishness - feeling embarrassed about yourself

chagrin, mortification, humiliation - strong feelings of embarrassment

discombobulation, confusion - a feeling of embarrassment that leaves you confused

abashment, bashfulness - feeling embarrassed due to modesty

discomfiture, discomposure, disconcertion, disconcertment - anxious embarrassment

embarrassment 4 - extreme excess; "an embarrassment of riches"

overplus, plethora, superfluity

excessiveness, inordinateness, excess - immoderation as a consequence of going beyond sufficient or permitted limits

redundance, redundancy - the attribute of being superfluous and unneeded; "the use of industrial robots created redundancy among workers"