Riley Chamberlain's 5 syllables (2 + 3) hit the Hollywood sweet spot.
Riley's 2 beats vs. Chamberlain's 3 create a natural cinematic snap.
Riley Chamberlain's softer consonants cost it screen presence.
Riley Chamberlain misses the alliteration hook that makes names stick.
A 6-letter gap between Riley and Chamberlain throws off the poster balance.
Riley Chamberlain has mostly familiar phonemes with a few tricky patterns.
Riley Chamberlain's open vowels roll off the tongue — warm and screen-ready.