Tampa sits next to 3 phonetic neighbors — Tamara, Tammy, and Tatum are the closest matches by sound. Most share Tampa's Timucuan-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"sticks of fire"
"Famous warrior"
"truth (possible Alethea derivation)"
"beloved friend, dear one"
"winged, nourished"
"farm or settlement near the shire"
"a simple bound shoe; the sandalwood tree"
"powerful ruler"
"Combination of Hugh (heart, mind, spirit) + the feminine suffix -lene"
"violet flower"
Similar sound: These names share phonetic patterns with Tampa — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Timucuan origins, giving them the same cultural heritage as Tampa.
Rhythm: Tampa is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.