Augustine sits next to 4 phonetic neighbors — Augustine, Augusta, and Augustina are the closest matches by sound. Most share Augustine's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"great, venerable"
"meadow of grace"
"little Guadalupe, beloved diminutive"
"white, bright"
"broad island (alternative etymology)"
"judged, vindicated"
"place of camas, sacred meadow"
"generous one"
"gift, feminine grace"
"gift of God"
"home ruler (variant)"
"place by the bridge"
"goodness, bounty"
"desired, longed for"
"strong ruler"
"of noble kind"
"mighty in battle"
"my father is joy"
"ewe, female sheep"
"hardworking, striving"
"dedicated to Mars"
Similar sound: These names share phonetic patterns with Augustine — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin origins, giving them the same cultural heritage as Augustine.
Rhythm: Augustine is a 4-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.