Possible Clues:

• Diacritical mark written over an 'n' in Spanish
• Character typically seen in a quinceanera?
• Diacritic that indicates nasalization in Portuguese
• Accent rejected in edited literary piece
• Piñata feature
• Sign over Spanish n
• Symbol above some Portuguese vowels
• Accent of daughter wearing hat
• Mark over a certain "n"
• Mark, sometimes on keyboards, is fifty during season