Opal

• Same eraDorothyLike Opal, it was given most in the 1920s.#421 · rising
• Same rhythmWinterSame beat as Opal: two syllables, stress on the first, ending on a consonant, but it starts differently.#426 · falling
• ShorterJoyOne syllable to Opal's two, so you can tell them apart when you call both.#419 · steady
• LongerMarcelineThree syllables to Opal's two: a long name beside a short one keeps them distinct.#424 · rising

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.