Luke sits next to 4 phonetic neighbors — Luca, Lucas, and Duke are the closest matches by sound. Most share Luke's Greek-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"man from Lucania"
"great, magnificent"
"descendant of the ruler of the home"
"motion, wandering"
"may God protect"
"from Lucania"
"gift of Yahweh"
"raven hill"
"glorious, famous"
"son of Brice, the speckled one"
"strong, mighty"
"spotted stone"
"homestead by a stream"
"descended from James, meaning supplanter"
"my God is the Lord"
"fortunate, good"
"messenger"
"salvation of God, the Lord saves"
"protector of people"
"rye clearing"
Similar sound: These names share phonetic patterns with Luke — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek Loukas referring to Lucania region of Italy origins, giving them the same cultural heritage as Luke.
Rhythm: Luke is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.