Cash

• Same eraLukasLike Cash, it was given most in the 2010s.#288 · falling
• Same rhythmReidSame beat as Cash: one syllable, ending on a consonant, but it starts differently.#293 · steady
• LongerLennoxTwo syllables to Cash's one: a long name beside a short one keeps them distinct.#289 · steady
• RiskyNashOne letter away from Cash. You'll call the wrong one for years.#255 · steady

Suggestions come from names in this year's top 1,000. Rhythm and rhyme are judged from each name's pronunciation (Wiktionary's, or espeak's reading of the spelling), so a few calls may be off.