Sirius sits next to 3 phonetic neighbors — Cyrus, Darius, and Serius are the closest matches by sound. Most share Sirius's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"glowing, scorching"
"Akan people of Ghana"
"wolf-like, fierce hunter"
"calm, tranquil"
"from Laurentum (city of laurels)"
"new house"
"fair, fair-haired, white"
"from Moray, seafarer's place"
"God has remembered"
"bright friend"
"well-born, noble"
"of Mars, warlike"
"servant, attendant"
"the legendary smith (from Weland/Völundr)"
"brave, strong boar"
"king's town, royal settlement"
"visitor, pilgrim"
"creative phonetic variant of Kaizen"
"resolute protector"
"pale, light-skinned"
"son of Piers (Peter)"
Similar sound: These names share phonetic patterns with Sirius — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Sirius.
Rhythm: Sirius is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.