Toy sits next to 4 phonetic neighbors — Roy, Troy, and Joy are the closest matches by sound. Most share Toy's Old Norse via Middle English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"a plaything, a source of joy"
"exalted, noble, high"
"wanderer"
"the solar deity"
"son of Jack, God is gracious"
"western land, western meadow"
"hammer, mallet"
"all, completely"
"character, virtuous disposition"
"flowering, flourishing"
"warrior, army man"
"thatcher, roofer"
"river crossing dweller"
Similar sound: These names share phonetic patterns with Toy — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old Norse via Middle English origins, giving them the same cultural heritage as Toy.
Rhythm: Toy is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.