To change from a liquid or soft state to a thick or solid state. (Cambridge Dictionary)
When a liquid congeals, it becomes very thick and sticky and almost solid. (Collins Dictionary)
To change from a fluid to a solid state by or as if by cold. (Merriam – Webster)
To make viscid or curdled: coagulate. (Merriam – Webster)
To make rigid, fixed, or immobile. (Merriam – Webster)
Become semi-solid, especially on cooling. (Oxford Dictionaries)
Congeal. Dream and Motion.
Words associated with congeal.