palato-, palat- +

(Latin: roof of the mouth)

alveolopalatal
Relating to the palatal surface of the alveolar process of the upper jaw.

The alveolar process is the portion of bone in either the maxilla or the mandible which surrounds and supports the teeth.

epalate
Without palpi (plural of palpus).

The palpus is a feeler; especially, one of the jointed sense organs attached to the mouth organs of insects, arachnids, crustaceans, and annelids; such as, the mandibular palpi, maxillary palpi, and labial palpi. The palpi of male spiders serve as sexual organs.

glossopalatine (adjective), more glossopalatine, most glossopalatine
Relating to the tongue and the palate or the upper surface of the mouth.
glossopalatolabial (adjective), more glossopalatolabial, most glossopalatolabial
Pertaining to the tongue, the palate, and the lips.
impalatable (adjective)
Not palatable.
mediopalatine
A reference to the middle of the palate.
nasopalatine
Connected with both the nose and the palate; such as, the nasopalatine or incisor, canal connecting the mouth and the nasal chamber in some animals; the nasopalatine nerve.
palatable
1. Acceptable or agreeable to the palate or taste; savory; such as, palatable food.
2. Having the characteristics of being acceptable to the mouth.

Palatable, appetizing, tasty, savory all refer to tastes or aromas pleasing to the palate and in some cases to the olfactory nerves.

Palatable has the least positive connotation of these terms, often referring to food that is merely acceptable and not especially good: a palatable, if undistinguished, main course; a barely palatable mixture of overcooked vegetables.

3. That which is acceptable or agreeable to the mind, sensibilities, or feelings: "He had some palatable ideas for our consideration and she had a palatable solution to the problem."
palatableness, palatably
The quality of being agreeable to the taste; to relish.
palatal
1. A semivowel produced with the tongue near the palate; for example, the initial sound in the English word "yeast".
2. Relating to or lying near the palate; a palatal sound.
3. Produced with the front of the tongue near or touching the hard palate (as "y") or with the blade of the tongue near the hard palate (as "ch" in "chin" or "j" in "gin".
palate
1. The roof of the mouth.

The front portion is bony (hard palate), and the back portion is muscular (soft palate).

2. The sense of taste: "We had a dinner which delighted the palate."
3. Intellectual or aesthetic taste; mental appreciation.
4. Etymology: "roof of the mouth", from Old French palat, from Latin palatum, "roof of the mouth"; perhaps of Etruscan origin. Popularly considered the seat of taste, hence transferred meaning "sense of taste" from about 1526.
palatectomy
Plastic surgery of the palate, usually to correct a cleft.
palatic
Belonging to the palate.
palatiform
Resembling the shape or form of the palate.
palatitis
Inflammation of the palate.

Go here for related tongue information.