Which linguistic phenomenon led dictionary publisher Merriam-Webster to file a trademark lawsuit against a major retail brand in the early 2000s?

The language used in retail branding has evolved significantly over decades, reflecting cultural shifts, market trends, and consumer psychology. Linguistic choices in brand names, slogans, and marketing copy can make or break a product's success. This trivia question explores a fascinating aspect of how language specialists have influenced major retail branding decisions.

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Genericide (when a brand name becomes a generic term)
Phonological appropriation (using sound patterns associated with prestigious dialects)
Morphological trademark infringement (copying word-formation patterns)
Semantic broadening (expanding a word's meaning beyond its original scope)