Elwood sits next to 5 phonetic neighbors — Elliot, Elora, and Elmwood are the closest matches by sound. Most share Elwood's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"elder tree forest"
"star of the sea, beloved"
"gift of God"
"myrtle tree (Hadassah variant)"
"cliff town"
"bright fame"
"from the Patia river region of Colombia"
"little bramble; of the thornbush; possibly auburn-hued"
"flower; blooming"
"star, stars"
"From Wales; a foreigner or stranger"
"exalted one, high goddess"
Similar sound: These names share phonetic patterns with Elwood — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English origins, giving them the same cultural heritage as Elwood.
Rhythm: Elwood is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.