Sammy sits next to 4 phonetic neighbors — Sammi, Sami, and Tommy are the closest matches by sound. Most share Sammy's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"name of God"
"the Nubian, the southerner"
"beloved (David) + valley (Devon)"
"little fire (from Irish aodh)"
"alive, vital"
"flowing down (from Jordan)"
"diminutive of Isaiah (Yeshaya)"
"God is my strength, God will strengthen"
"wholeness, harmony"
"worshipper of Yahweh"
"God has comforted; YHWH consoles"
"divine bear"
"supplanter, one who replaces another"
"sea land"
"god of war"
"son of the south"
"modern American invented name"
"short form of Devon/Devlin"
"mountain, mountainous region"
"of the Vergilii clan, flourishing"
"to listen, to spy out"
Similar sound: These names share phonetic patterns with Sammy — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Sammy.
Rhythm: Sammy is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.