Mendel sits next to 3 phonetic neighbors — Manuel, Mandle, and Mandel are the closest matches by sound. Most share Mendel's Hebrew-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"comforter, consoler (from Menachem)"
"home power, estate ruler"
"brave"
"diminutive of Hans (John)"
"alder grove"
"God is gracious"
"dark, black-haired"
"God is exalted"
"auspicious mythical creature"
"sacred, holy"
"middle of the plain (city name)"
"father of peace"
"variant of Lakin: small play, sport"
"sea land"
"champion"
"modern blended name"
"young dog, whelp (strength and loyalty)"
"thankful, grateful"
"elf ruler"
"estate dweller"
"a large inland body of water"
Similar sound: These names share phonetic patterns with Mendel — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Mendel.
Rhythm: Mendel is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.