Bless sits next to 4 phonetic neighbors — Bliss, Less, and Chess are the closest matches by sound. Most share Bless's Old English bletsian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"blessed, divinely favored"
"modern elaboration of Darren"
"foreigner, one from abroad"
"God is my strength"
"my covering is God; God protects"
"of royal status"
"modern American creation (Trevor root: large homestead)"
"gift of the goddess"
"warrior, earth ruler"
"drawn from the water"
"remembered by God"
"God will uplift"
"to heal"
"sickness; weakness"
"hero, champion (from Kaveh root)"
"God has been gracious"
"from Galilee"
"gift, present (as in Leahs exclamation)"
"near God, departure"
Similar sound: These names share phonetic patterns with Bless — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English bletsian origins, giving them the same cultural heritage as Bless.
Rhythm: Bless is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.