Abbott sits next to 3 phonetic neighbors — Abbot, Albert, and Abbott are the closest matches by sound. Most share Abbott's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"father, head of monastery"
"mild, gentle"
"king, ruler"
"slender, narrow"
"supplanter (via Jay/James)"
"great, venerable"
"beautiful mountain"
"red-haired, famous"
"auspicious, favorable"
"forest, wood, timber"
"meadow dweller"
"God has been gracious"
"one who strides, ranger, wanderer"
"related to Everett (brave boar)"
"dark one"
"warrior in the field"
"one who struggles with God"
"shining glory"
"spear ruler"
"town of the lexicon"
"wayfarer, wanderer"
Similar sound: These names share phonetic patterns with Abbott — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Aramaic via Latin origins, giving them the same cultural heritage as Abbott.
Rhythm: Abbott is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.