Keyler sits next to 3 phonetic neighbors — Kyle, Tyler, and Kyler are the closest matches by sound. Most share Keyler's American English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"modern invented name from Kyle + -er suffix"
"rough waters, hard stream"
"Yahweh is kin"
"maker of cords and ropes"
"little wolf, little hound"
"old settlement"
"supported by Yahweh"
"grace, blessing"
"ox (original Phoenician root)"
"atmospheric mist, haze"
"high will, desiring much"
"smooth, refined texture"
"held by the heel"
"friend, ally"
"lord, master"
"great happiness"
"to flow, the descending river"
"castle, new home"
"joined, attached"
"hard, unyielding"
Similar sound: These names share phonetic patterns with Keyler — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have American English origins, giving them the same cultural heritage as Keyler.
Rhythm: Keyler is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.