Teddy sits next to 5 phonetic neighbors — Eddie, Freddie, and Neddie are the closest matches by sound. Most share Teddy's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"gift of God"
"from the Rodney estate"
"ruler of the army (Scandinavian form)"
"wise protector"
"ray of light, bright counsel"
"man, husband (older Germanic sense)"
"throne of the eye (possible etymology)"
"twin"
"high guardian, high watchman"
"prince, chieftain"
"one who lives in a valley"
"power, strength, ruler"
"born at dawn"
"bridge worker or keeper"
"mind, intellect, spirit"
"triumphant, victorious"
"son of fire"
"lover of hounds, hound-desiring"
"son of James"
"one who makes wooden tubs and casks"
Similar sound: These names share phonetic patterns with Teddy — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Teddy.
Rhythm: Teddy is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.