Yakov sits next to 4 phonetic neighbors — Jacob, Yaakov, and Yacov are the closest matches by sound. Most share Yakov's Russian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"one who supplants, heel-grabber"
"may God protect"
"strong, enduring"
"strength of God"
"flowing down (from Jordan)"
"my God has helped"
"God has helped"
"my power is God"
"God is my troop, God is my strength"
"friend, darling"
"servant of God"
"pine tree"
"rival, eager to excel"
"remembered by God"
"beloved of God"
"gift, present"
"God is my strength"
"protected by Yahweh"
"earth-lover"
Similar sound: These names share phonetic patterns with Yakov — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Yakov.
Rhythm: Yakov is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.