Synonym of constipation (“impairment of feces passage”).
The thing that is the cause of such a state, blocking a passage.
The state or condition of being blocked.
Synonym of thrombosis, synonym of thromboembolism, or synonym of embolism.
A substance that increases the rate of a chemical reaction without being consumed in the process.
A catalytic converter.
An object that facilitates the casting of a spell (such as a magic wand).
Something that encourages progress or change.
An inciting incident that sets the successive conflict into motion.