Tangular sits next to 4 phonetic neighbors — Angular, Tanqueray, and Angela are the closest matches by sound. Most share Tangular's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"having angles, geometric strength"
"Modern invented name combining Sha- (African-American naming prefix..."
"little rock"
"God is gracious"
"Good harvest"
"maiden of the city-state"
"aunt"
"feminine elaboration of Quentin"
"heavenly, divine"
"from Chalon; city on the Saone river in Burgundy, France"
Similar sound: These names share phonetic patterns with Tangular — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Modern English invention from Latin angularis origins, giving them the same cultural heritage as Tangular.
Rhythm: Tangular is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.