cleft palate; a birth defect where the roof of the mouth does not join together properly, making it difficult for an infant to eat and speak.

the soft, muscular part at the back of the roof of the mouth; velum

The hard part at the front of the roof of the mouth, common to humans and vertebrate animals

The bone structure forming the mouth and holding the teeth, consisting of the upper and lower jaw; also called [[颌骨|頜骨|he2 gu3]] or [[颚骨|顎骨|e4 gu3]].

the upper part of the mouth including the palate and the maxillary bone

(linguistics) A speech sound produced with the back of the tongue against the soft palate.

a sound produced with the tongue near both the tooth ridge and the hard palate