Chesa sits next to 3 phonetic neighbors — Chelsea, Chessie, and Tessa are the closest matches by sound. Most share Chesa's Native American cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"gourd"
"Modern invention combining Sharon (plain, flat land) and Nika (vict..."
"invented name combining Shon (God is gracious) and -tisha (joy, fro..."
"God is gracious (via Shawna/Sean)"
"heather plant"
"little ruby; precious red gem"
"whimsical, capricious spirit; alive with personality"
"Noble strength; likely a creative compound name"
"Manly, brave, strong; also child of the earth (African)"
"determined protector"
Similar sound: These names share phonetic patterns with Chesa — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Algonquian origins, giving them the same cultural heritage as Chesa.
Rhythm: Chesa is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.