Justina sits next to 4 phonetic neighbors — Justine, Justino, and Justin are the closest matches by sound. Most share Justina's Latin-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"Just; upright; righteous"
"desired, longed for"
"bearer of Christ"
"One who helps or assists"
"highest point, peak, summit"
"the day (personified deity)"
"God has grasped"
"sudden dash or rush"
"iron strength"
"auspicious, divine blessing"
"ruler of the army"
"diminutive of Sharon (fertile plain)"
"island; one who stands apart or is distinguished"
"lion-hearted"
"Armenian (the people)"
Similar sound: These names share phonetic patterns with Justina — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin origins, giving them the same cultural heritage as Justina.
Rhythm: Justina is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.