If we see a speaker mouthing day while actually hearing someone else saying may,we may perceive a third syllable bay that blends both inputs.This phenomenon is known as

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The phenomenon of perceiving a blended syllable when seeing one sound and hearing another is known as the McGurk effect, named after researcher Harry McGurk who first described it in the 1970s. The other options, psychokinesis, synesthesia, and embodied cognition, are related to different phenomena in psychology but are not applicable to this specific example.

If We See a Speaker Mouthing Day While Actually Hearing