Tatum sits next to 3 phonetic neighbors — Tate, Tatiana, and Autumn are the closest matches by sound. Most share Tatum's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"Tate's homestead"
"symbol of victory and honor"
"son of Emery, brave and powerful"
"free woman"
"wished for child"
"cold, dark season of rest and renewal"
"cheerful, bright like the sun"
"ivy plant, climbing vine"
"lady, woman of rank"
"Bright, shining light; torch"
"grace, eternal"
"born of fire, bright one's son"
"alive, full of life"
"ugly head (from ceann donn)"
"temple servant, attendant at ritual"
"eighth"
"Arbiter, judge"
"noble oath"
"truth, genuine"
"rock hill, rocky mound"
"lioness of God"
Similar sound: These names share phonetic patterns with Tatum — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English origins, giving them the same cultural heritage as Tatum.
Rhythm: Tatum is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.