Frazer sits next to 4 phonetic neighbors — Fraser, Frasier, and Blazer are the closest matches by sound. Most share Frazer's Scottish cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"strawberry, forest men"
"cat genus name"
"gold, golden one"
"white clay, potter's clay"
"fox"
"light-haired, pale-complexioned"
"sandy shore, coastal land"
"linden tree settlement"
"pledge, servant"
"Valley of the linden trees"
"valley dweller"
Similar sound: These names share phonetic patterns with Frazer — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Norman French origins, giving them the same cultural heritage as Frazer.
Rhythm: Frazer is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.