Lyle sits next to 4 phonetic neighbors — Kyle, Miles, and Wylie are the closest matches by sound. Most share Lyle's Scottish cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"the island, island dweller"
"son of the victor"
"genuine, authentic, honest"
"triumphant, victorious"
"shepherd, one who tends sheep"
"bent river or stream"
"highest point, God's place"
"possession, acquisition"
"sacred song, hymn"
"earnestness, sincerity"
"ruler of the army (Scandinavian form)"
"descendant of Otto"
"savior, rescuer"
"open grassy land"
"heart brave"
"from the Rodney estate"
"watchful"
"admirable, worthy"
"father figure, patriarch"
"little fire"
"overseer, superintendent"
Similar sound: These names share phonetic patterns with Lyle — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Norman French origins, giving them the same cultural heritage as Lyle.
Rhythm: Lyle is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.