Which linguistic technique has been increasingly adopted by retail brands to create more memorable and engaging product names in the last decade?

Modern retail brands carefully craft their linguistic identity to connect with target demographics. From catchy slogans to carefully chosen brand names, language plays a crucial role in how products are perceived and remembered. This trivia question explores an interesting linguistic phenomenon that has shaped successful retail branding strategies in recent years.

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Sound symbolism (using sounds that evoke specific qualities, like 'Crisp' for clean products or 'Zoom' for fast services)
Formal register maximization (using the most technical or academic language possible to convey expertise)
Numerical suffixing (adding numbers to all product names to create a sense of technological advancement)
Acronym exclusivity (using only acronyms as brand names to create an insider feeling among consumers)