Adoniram sits next to 4 phonetic neighbors — Adonijah, Hiram, and Abram are the closest matches by sound. Most share Adoniram's Hebrew-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"The lord is high"
"beloved darling"
"hawk-like; stately"
"to throw overboard, to cast away"
"tax collector, rent farmer"
"round, short person"
"undulating; like a wave"
"divinely favored"
"chance, fate, the throw"
"weapon, mace bearer"
Similar sound: These names share phonetic patterns with Adoniram — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Adoniram.
Rhythm: Adoniram is a 4-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.