Cing sits next to 4 phonetic neighbors — Ching, Qing, and Jing are the closest matches by sound. Most share Cing's Chinese cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"clear, pure, bright"
"black, dark-colored"
"hidden treasure"
"love, indigo"
"Mack's stream, great stream"
"God has healed"
"modern variant of Hazel"
"will-helmet (short form of Wilhelmina)"
"fruit of the tree"
"auspicious, blessed"
"absorbed in God"
"the earth, the great one"
"ray of light and grace"
"upright, pure monotheist"
"holy little one"
"steadfastness, reliability"
"graceful, beautiful"
"dark, black"
"rocky fortress city"
"ugly head (original clan self-reference)"
"invented phonetic name"
Similar sound: These names share phonetic patterns with Cing — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Chinese origins, giving them the same cultural heritage as Cing.
Rhythm: Cing is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.