Tassy sits next to 5 phonetic neighbors — Tassie, Tashi, and Tassia are the closest matches by sound. Most share Tassy's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"resurrection, born again"
"charming, enchanting"
"beloved, dear"
"maiden, young woman"
"one who imagines possibilities"
"God has heard"
"people power"
"God is gracious, God has shown favor"
"of the Verginius family"
"darling, beloved one"
"settlement on the hill"
"Spiritual strength; devotion"
"little raven, princess"
"feminine of Sean/John"
Similar sound: These names share phonetic patterns with Tassy — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Tassy.
Rhythm: Tassy is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.