Cross sits next to 4 phonetic neighbors — Ross, Cros, and Knox are the closest matches by sound. Most share Cross's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"crossroads, cross"
"lord, ruler"
"swift warrior"
"Haelstein's settlement"
"champion (Irish-inspired)"
"from the swampy land"
"lord, master"
"valley settlement"
"highlands, uplands"
"from Tyre, the ancient city"
"to reap, harvest"
"man of vigor, strong man"
"of the wood, forest"
"prince, king"
"sky"
"brave"
"spiritual essence, animating force"
"Romantically associated with the poet Lord Byron meaning noble and ..."
"Gods flame"
"place by a waterway lock"
"peace"
Similar sound: These names share phonetic patterns with Cross — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English/Norse origins, giving them the same cultural heritage as Cross.
Rhythm: Cross is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.