Possible Clues:

• Pyramid builder in the Western Hemisphere
• Moore whom Sports Illustrated called the 'greatest winner in the history of women's basketball'
• 'Phenomenal Woman' poet Angelou
• Mexican pyramid builder
• Yucatan native language
• Pyramid-building civilization
• Pre-Columbian civilization
• Old people blossom with first bit of activity
• Belize native
• Member of an American Indian people in Yucatan