Renly sits next to 3 phonetic neighbors — Renley, Finley, and Brantley are the closest matches by sound. Most share Renly's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"modern invented name, literary creation"
"heard by God"
"child born at a prosperous time"
"pledge, hostage"
"thunder"
"fire, flame"
"king's town"
"friend of God"
"peace/world (via -mir suffix)"
"broad valley, wide hill"
"of gold, golden one"
"gracious, dear one"
"bright star in Aquila"
"who is like God"
"most beautiful"
"modern American invented variant of Zayd"
"Yahweh is my God"
"wide, vast"
"the cleansing one, the rinser"
"beloved, praised"
Similar sound: These names share phonetic patterns with Renly — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have English origins, giving them the same cultural heritage as Renly.
Rhythm: Renly is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.