Caleb

• Same eraIsaiahLike Caleb, it was given most in the 2000s.#57 · steady
• Same rhythmRowanSame beat as Caleb: two syllables, stress on the first, ending on a consonant, but it starts differently.#59 · rising
• ShorterBeauOne syllable to Caleb's two, so you can tell them apart when you call both.#60 · rising
• LongerJosiahThree syllables to Caleb's two: a long name beside a short one keeps them distinct.#54 · steady
• RiskyKalebOne letter away from Caleb. You'll call the wrong one for years.#295 · falling

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.