Hub sits next to 4 phonetic neighbors — Huck, Bub, and Jub are the closest matches by sound. Most share Hub's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"bright mind; shining intellect"
"noble power, old ruler"
"to be blessed, divine grace"
"dove (from Jonah variant)"
"he is so"
"first, beginning, primordial"
"worshipper of Al-Hamid (Allah)"
"king's hawk"
Similar sound: These names share phonetic patterns with Hub — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Germanic origins, giving them the same cultural heritage as Hub.
Rhythm: Hub is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.