Walden sits next to 5 phonetic neighbors — Holden, Walton, and Waldo are the closest matches by sound. Most share Walden's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"dweller in the forest"
"to care for, to cherish"
"truthful, sincere, honorable"
"sword people, stone-knife people"
"wolf counsel, wise advisor"
"rejoice, hail, greetings"
"derived from broccoli"
"from the flower"
"firebrand, burning sword"
"who is like God"
"ancestors relic, heir"
"rust-colored, reddish-brown"
"of Mark, belonging to Mars"
"building material, beam"
"lordly, master (via Cyril)"
"companion, close friend"
"oak lake"
"Yahweh has given"
"neighbor, dweller"
"bent grass clearing"
"strong warrior-man"
Similar sound: These names share phonetic patterns with Walden — 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 Walden.
Rhythm: Walden is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.