Deuce sits next to 4 phonetic neighbors — Duce, Zeus, and Bruce are the closest matches by sound. Most share Deuce's Old French-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"tied score requiring two consecutive wins"
"dealer, trader"
"calm, depth, trust"
"divine smith"
"faithfulness, devotion, steadfast allegiance"
"free man's town"
"Yahweh is merciful"
"from Hugh's meadow, Hucc's woodland clearing"
"God is gracious (via Hans/John)"
"white, silver (ancient root)"
"meadow of bent grass"
"attached, joined (Levi connection)"
"hollow stalk, tube"
"young person, noble youth"
"fire, blaze (folk association)"
"lion"
"modern invented name"
"yellow, fair"
"noble, virtuous"
"gift from God (popular interpretation)"
Similar sound: These names share phonetic patterns with Deuce — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old French origins, giving them the same cultural heritage as Deuce.
Rhythm: Deuce is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.