Answer:

jells

AnswerCrossword Clue
JELLSSets
JELLSCrystallizes
JELLSSolidifies
JELLSCongeals
JELLSHardens
JELLSBecomes cohesive
JELLSCrystallizes, as plans: Colloq.
JELLSSets.
JELLSTakes shape: Colloq.
JELLSTakes shape
JELLSCoagulates
JELLSGets set
JELLSTakes form