jelly

(noun) an edible jelly (sweet or pungent) made with gelatin and used as a dessert or salad base or a coating for foods. Synonyms: gelatin.

(noun) a preserve made of the jelled juice of fruit.

(noun) any substance having the consistency of jelly or gelatin.

(verb) make into jelly. Synonyms: jellify. Example: "Jellify a liquid."