Binu sits next to 4 phonetic neighbors — Bino, Binu, and Vinu are the closest matches by sound. Most share Binu's Indian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"melodic South Indian given name"
"father of multitudes (variant of Avram)"
"clay settlement, clay farm"
"victorious, triumphant (from Sanskrit vijaya)"
"clear, bright, famous"
"ring-wearer, one who wears rings"
"small child, young one"
"to move quickly; to hurry with purpose"
"man, human being"
"descent; he who descended"
"lord; ruler"
"smoky city"
"gentleman of rank, minor nobleman"
"modern invented name, combining key + ori (melody)"
"Of the bird; one who soars freely. A rare name of Latin and Spanish..."
"crow woodland clearing"
Similar sound: These names share phonetic patterns with Binu — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Malayalam origins, giving them the same cultural heritage as Binu.
Rhythm: Binu is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.