Symbouki: a meta‐analysis on the emergence of sound symbolism in early language acquisition

Adults and toddlers systematically associate pseudowords such as “bouba” and “kiki” with round and spiky shapes, respectively,
a sound symbolic phenomenon known as the “bouba‐kiki effect”. To date, whether this sound symbolic effect is a property of
the infant brain present at birth or is a learned aspect of language perception remains unknown. Yet, solving this question
is fundamental for our understanding of early…