The fear of peanut butter sticking to the roof of the mouth is known as arachibutyrophobia.

The fear of peanut butter sticking to the roof of the mouth is known as

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Pinigerophobia is the fear of smothering

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The fear of time is known as chronophobia

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The fear of crossing bridges is known as gephyrophobia

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The fear of chemicals is known as chemophobia

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The fear of Greek terms is known as hellenologophobia