Jeicob sits next to 5 phonetic neighbors — Jacob, Jaycob, and Jakub are the closest matches by sound. Most share Jeicob's Hebrew-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"supplanter, one who takes another's place"
"wolf shield"
"sky-inspired modern coinage"
"appointed by God"
"oak grove, oak tree"
"modern invented name"
"God is my judge"
"from the hay valley"
"one who brews or creates"
"God is gracious"
"son of Jeffrey, son of peace"
"Yahweh has bestowed"
"helper, warner (if derived from Nazir)"
"heath dweller, one from the heathlands"
"Mardi Gras parade organization"
"brave as a bear, bold bear"
"short form of Beckett (bee cottage)"
"from the sky, ethereal"
"belief, trust, credibility"
"little king, kingly"
Similar sound: These names share phonetic patterns with Jeicob — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Jeicob.
Rhythm: Jeicob is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.