Possible Clues:

• Misused word
• Mrs __, character from The Rivals who often misspeaks with occasionally comic effect
• Dramatic woman who misuses words
• Fictional Mrs.
• Mrs ---, Sheridan's word-mangler
• Mrs ..., who confused words with others that sounded similar
• Mrs -, word mangler (The Rivals)
• Sheridan's misapplier of words
• Mrs, who misuses words in 'The Rivals'
• Mrs -, word-mangling character in The Rivals