Vladimir sits next to 4 phonetic neighbors — Vladislav, Vladimir, and Volodymyr are the closest matches by sound. Most share Vladimir's Russian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"ruler of the world"
"lily flower"
"defender of the people"
"God is gracious"
"the greatest"
"brave in counsel"
"consecrated to Mars"
"gift of God"
"none is like God"
Similar sound: These names share phonetic patterns with Vladimir — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Slavic origins, giving them the same cultural heritage as Vladimir.
Rhythm: Vladimir is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.