maybe a prefix ?

Latin prefix for disgust

Based on the provided search results, the Latin prefix for disgust is des-, which is derived from the Latin verb gustare, meaning “to taste”. The prefix des- indicates “opposite of” or “lack of”, and when combined with gustare, forms desgouster, meaning “to have a distaste for” or “to be disgusted”. This Latin prefix is the origin of the French word desgouster, which in turn gave rise to the English word disgust.

Key Entities:

des-: Latin prefix indicating “opposite of” or “lack of”
gustare: Latin verb meaning “to taste”
desgouster: Latin verb meaning “to have a distaste for” or “to be disgusted”
disgust: English word derived from French desgouster, meaning “repugnance excited by something offensive or loathsome”