Leonel sits next to 5 phonetic neighbors — Lionel, Leo, and Daniel are the closest matches by sound. Most share Leonel's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"God is with us"
"glorious fighter"
"of Mars, consecrated to the god of war"
"rock, stone"
"tiller of the soil, agriculturalist"
"small, humble"
"counsel's guardian"
"Yahweh saves; God is salvation"
"gift of God"
"lion (leonem)"
"lord, master"
"God has healed"
"gift of God"
"wealth, fortune, prosperity"
"follower of Christ, Christian"
"victory of the people"
"Yahweh is God"
"new house"
"gift of God, gift of Yahweh"
"son of the lion"
Similar sound: These names share phonetic patterns with Leonel — similar vowel sounds, consonant clusters, or rhythm.
Rhythm: Leonel is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.