Related Clues:

• A sib
• Emphatic assent
• Serena, to Venus
• Señor's affirmative
• 'You said it!,' in Sonora
• Bro's sib
• Family nickname
• Affectionate family name
• Cheer opener
• ''--- boom bah!''
• Palindromic sib
• Girl in the family
• Familiar sibling title
• Emphatic affirmation, in Mexico
• ''You bet!'' in Yucat‡n