Atwood sits next to 3 phonetic neighbors — Ashwood, Attwood, and Artwood are the closest matches by sound. Most share Atwood's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"dweller at the wood"
"Valley of the linden trees"
"home ruler, powerful ruler"
"happy, fortunate, blessed"
"famous warrior (from Louis/Ludwig)"
"Bright light, torch, shining one"
"God is gracious"
"gold, golden one"
"valley dweller"
Similar sound: These names share phonetic patterns with Atwood — 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 Atwood.
Rhythm: Atwood is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.