Enkidu sits next to 3 phonetic neighbors — Enki, Indigo, and Enkidu are the closest matches by sound. Most share Enkidu's Sumerian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"lord of the earth, creation of the good earth"
"occupational surname for a chapel keeper"
"divination, prophecy"
"settlement on a hill"
"friend, lover (of God)"
"water farmstead"
"with great strength (via Arion)"
"son of Kay"
"cross"
"ruler of the land"
"fair, white, bright"
Similar sound: These names share phonetic patterns with Enkidu — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Sumerian origins, giving them the same cultural heritage as Enkidu.
Rhythm: Enkidu is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.