Earle sits next to 4 phonetic neighbors — Earl, Erle, and Earlene are the closest matches by sound. Most share Earle's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"nobleman, chieftain"
"fortress city, military camp"
"gentle, mild"
"worthy of admiration"
"pure white, brilliant"
"king"
"from the walled camp, fortress city"
"little light"
"free, javelin-thrower"
"small waterway"
"peaceful ruler"
Similar sound: These names share phonetic patterns with Earle — 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 Earle.
Rhythm: Earle is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.