Whitaker sits next to 4 phonetic neighbors — Whittaker, Walker, and Thatcher are the closest matches by sound. Most share Whitaker's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"white field, white acre"
"blessed"
"modern invented name in the -ayden tradition"
"beauty, grace"
"modern invented name with no fixed meaning"
"little dark one (from Latin niger)"
"may God protect"
"fire, energy (sound symbolic)"
"page boy, herald"
"first, beginning"
"defender, protector, warrior"
"wealth and power"
"from the hills"
"hidden nook, secret alcove"
"clay, mortal man"
"supplanter, one who follows at the heel"
"phonetic blend (possibly new house, or river)"
"godly ruler"
"little dark one"
"chief, brave man"
Similar sound: These names share phonetic patterns with Whitaker — 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 Whitaker.
Rhythm: Whitaker is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.