Morrison sits next to 5 phonetic neighbors — Harrison, Morrison, and Garrison are the closest matches by sound. Most share Morrison's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"son of Morris/Maurice"
"supplanter (via Jacob/Kobe etymology)"
"God is gracious, son of Jack"
"bearer of Christ"
"tailor; one who cuts"
"valley of the River Kent"
"wise ruler, ruler's advisor"
"God is gracious (via Zane/Zaid roots)"
"healer, to heal"
"narrow strait, channel"
"father, head of monastery"
"one who runs (occupational surname)"
"God has given"
"consecrated, majestic"
"Yahweh has shown favor"
"mild, gentle"
"brave in war"
"beloved"
"place name toponym"
"son of Tenney"
"Ireland, land of the west"
Similar sound: These names share phonetic patterns with Morrison — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have English origins, giving them the same cultural heritage as Morrison.
Rhythm: Morrison is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.