Myrtle Tannehill's 6 syllables sit just outside the ideal 3–5 range.
Myrtle's 3 beats vs. Tannehill's 3 create a natural cinematic snap.
Myrtle Tannehill's softer consonants cost it screen presence.
Myrtle Tannehill misses the alliteration hook that makes names stick.
Myrtle (6 letters) and Tannehill (9) have a slight length mismatch, but it reads fine on screen.
Myrtle Tannehill's uncommon phonemes make it harder for audiences to latch on.
Myrtle Tannehill has decent vowel richness, but stronger A and O sounds would lift it.