Rex

• Same eraEddieLike Rex, it was given most in the 1950s.#860 · steady
• Same rhythmLanceSame beat as Rex: one syllable, ending on a consonant, but it starts differently.#862 · steady
• LongerAslanTwo syllables to Rex's one: a long name beside a short one keeps them distinct.#860 · rising
• RiskyReyOne letter away from Rex. You'll call the wrong one for years.#906 · 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.