A sudden, unexplained death, not otherwise attributable to an outside cause, occurring to someone who to all intents and purposes appears healthy and active.
No, the word 'sudden' is not a noun; sudden is an adjective, a word that describes a noun (a sudden storm).The noun form for the adjective sudden is suddenness.
Sudden is an adjective, not a verb.
Paroxysm means sudden attack.
The opposite of sudden is gradual.
sudden last day
The prefix for "sudden" is "sub-" or "sud-".
all of a sudden.......
Yes, sudden is an adjective.
I was startled by a sudden noise.
Sudden hypercalcemia can cause vomiting and coma
Sudden is not a verb and so cannot have a tense.
Sudden is an adjective.