Sonnet sits next to 4 phonetic neighbors — Sonata, Sunny, and Scarlett are the closest matches by sound. Most share Sonnet's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"little song"
"salt"
"man-power mountain"
"who is like God?"
"life, living one"
"alive, living"
"noble strength"
"bright, splendid"
"lord, master"
"high, elevated"
"noble, of noble birth"
"new, fresh (creative interpretation)"
"literary creation; joyful, beloved"
"light, luminous"
"elevated place"
"little victorious one"
"king, royalty"
"variant of Delilah (night, amorous)"
"stone, dweller near stones"
"born of night, night beauty"
Similar sound: These names share phonetic patterns with Sonnet — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Italian origins, giving them the same cultural heritage as Sonnet.
Rhythm: Sonnet is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.