Tharon sits next to 5 phonetic neighbors — Sharon, Aaron, and Theron are the closest matches by sound. Most share Tharon's Greek via American English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"hunter (possible Greek derivation from Theron)"
"descendant of the dark stranger"
"truly supernatural; elf-true"
"victorious one"
"son of the champion"
"from Lorraine (kingdom of Lothair)"
"farmer, earth worker"
"noble friend"
"noble friend"
Similar sound: These names share phonetic patterns with Tharon — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek via American English origins, giving them the same cultural heritage as Tharon.
Rhythm: Tharon is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.