Both Uses of

palate
in
The Poisonwood Bible

They shriek and wail a long, high song with quivering soft palates, like babies dying of hunger.
Chpt 2 *

palates = upper surface of the mouth

Now the bitterness of quinine and sweetness of kissing are two tastes perfectly linked on my soft palate.
Chpt 5

Definitions:

(1) (palate as in: palate of the mouth)
upper surface of the mouth

Do not confuse this with the similarly spelled words with the same pronunciation--pallet and palette.
(2) (palate as in: clear my palate)
sense of taste

(Do not confuse this with the similarly spelled words with the same pronunciation--pallet and pallete.)
(3) (meaning too rare to warrant focus)
meaning too rare to warrant focus:

This is often confused with similarly spelled words with the same pronunciation--pallet and pallete.