Atlus sits next to 3 phonetic neighbors — Atlas, Atticus, and Alistair are the closest matches by sound. Most share Atlus's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"to carry, to endure"
"God's friend, divine companion"
"lake, calm water (via -lyn)"
"variant of Jason (healer)"
"bold ruler, chief power"
"occupational surname for a leather worker"
"one who sets things right"
"descendant of the gentle one"
"geographic name from ancient Gaulish"
"head of the pass"
"joyful, jovial (from the same root)"
"from the forest"
"shining, radiant, brilliant"
"asked for, prayed for"
"allies, friends"
"grey home, gravelly homestead"
"follower of Christ, Christian"
"to be, to exist, present"
"wayfarer, wanderer"
"from the rye meadow"
"deer meadow"
Similar sound: These names share phonetic patterns with Atlus — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Atlus.
Rhythm: Atlus is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.