Cordero sits next to 4 phonetic neighbors — Cordell, Cordero, and Cord are the closest matches by sound. Most share Cordero's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"lamb"
"God is gracious"
"resin, tree sap (unrelated etymology)"
"Son of Nils (Neil); son of the champion"
"benevolence, humaneness"
"jasmine flower, protector"
"responsive song, call-and-response music"
"from Laurentum (laurel city)"
"deer; graceful one (indigenous interpretation)"
"dark one"
"may God protect"
"God is gracious"
"hunter, huntsman"
"God is gracious"
"bright, splendid"
"mold, form (original Arabic root)"
"deserving of praise, earned reward"
"wise army, counsel-warrior"
"dolphin"
"connected to Silvanus, god of forests"
Similar sound: These names share phonetic patterns with Cordero — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Spanish origins, giving them the same cultural heritage as Cordero.
Rhythm: Cordero is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.