Related Clues:

• Go to university — oddly, full houses reserved
• Neither Happy, Sneezy, Dopey, Grumpy, Sleepy nor Doc!
• Lacking confidence, self-conscious
• Lacking confidence, strike oil, say, out East
• Shy, easily embarrassed
• Sleepy companion almost sated with party
• Shy, easily-embarrassed
• Red dwarf?
• Dwarf shot supplier of heat, perhaps, not energy
• Although shy, flush out graduate first
• Party briefly satisfied mine worker
• One in seven miners is retiring
• Shovel and pick worker's reserved
• Party almost packed for one among celebrated seven
• Self-conscious, shy