Freddy sits next to 4 phonetic neighbors — Freddie, Teddy, and Eddie are the closest matches by sound. Most share Freddy's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"peaceful ruler"
"wealthy guardian"
"free man, warrior"
"protected by Yahweh"
"Hawaiian form of Matthew"
"light"
"skill acquired through experience"
"pledge of peace, divine peace"
"vigilant in battle"
"rush plant (marsh grass)"
"gift of God, God is salvation"
"new house"
"rye land; land where rye grows"
"of the sea (possible etymology)"
"from Laurentum, of the laurel"
"famous warrior"
"the Nubian, dark-skinned"
"small sheltered coastal bay"
"defender of the army"
"savior"
"from Percy (Norman place name)"
Similar sound: These names share phonetic patterns with Freddy — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Germanic origins, giving them the same cultural heritage as Freddy.
Rhythm: Freddy is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.